CHAPTER VIII

SPECIAL OPERATIONS

I. Raids

The object of a raid is to attack a special point in the hostile lines,

destroy it, and return with prisoners or information. Such a point may

be a salient, blockhouse, observation or listening post, etc. The

purpose of the raid is both to prosecute the attrition of the enemy and

to gather information. A raid is made with or without a previous

artillery preparation. Usually, however, the barbed wire entanglements

of the enemy are subjected to a short and intense artillery shelling.

Whether or not an artillery bombardment is carried out, the tactics of

the raid are the same. Success of a raid depends entirely on its

preparation, which must be thorough and complete in every detail so that

every man in the raid knows his part.

[Illustration: RAID AGAINST A HOSTILE POINT]

=Preparation.= The troops employed for a raid are a specially chosen

unit, a platoon or half-company. Better still, a regiment may have a

detachment specially trained in this work. When a raid has been decided

upon against a particular point in the hostile line, the leader of the

raid has the following duties to perform:

1. He goes to the command post of the center of resistance opposite to

the point in the enemy’s line against which the raid is to be made. Here

he gathers all necessary information concerning the enemy by studying

maps and sketches, and comparing them with the ground. He also speaks

with occupants of the first line for the purpose of getting information;

and calls upon the commander of the center of resistance to send special

listening parties, if necessary, to the enemy’s line, observing

necessary precautions to prevent the enemy from becoming suspicious of a

contemplated raid.

From the detailed information, maps and sketches that the leader of the

raid has obtained from the headquarters of the center of resistance and

from his own reconnaissance, he lays out a model of the hostile point to

be attacked. This he does in the rear of his own sector. The model is

partially dug in so that the raiding detachment will have an exact

duplicate of the enemy’s lines to be raided to practice upon.

He now prepares the order for the execution of the raid, which contains

the following points:

1. =Purpose of the Raid.= To destroy such and such a dugout, machine gun

emplacement, etc., to make prisoners, to gather information, or to

prevent a contemplated gas attack on the part of the enemy.

2. =Troops Employed.= Number and designation of the different groups of

grenadiers and trench cleaners to be used, equipment of same, and

ammunition carried.

3. =Objective of the Raid.= The particular part of a trench, post,

blockhouse, etc.

4. =Precise Rôle of Each Group.= Disposition of the groups before the

raid in their own lines. This may be in the firing line or in “No Man’s

Land” in a shell hole reached by crawling at night.

Time and signal of departure.

Means of crossing the enemy’s barbed wire entanglements.

Points of the hostile line upon which each group is to make its attack.

Rôle of each group during the raid. Protection of the flank,

establishing barricades, proper execution of the raid.

Time or signal to return.

5. Co-operation of the infantry and artillery supporting the raid.

6. Supply of the attacking troops—grenade depots in the firing line.

In practicing the raid in the rear, on the model, the detachment must

repeat the execution of the raid at least five times. All the details of

the raid are foreseen and provided for. Each man is made thoroughly

proficient in his particular part in the raid, so that, in the confusion

and darkness, they will be able to reach their objective and carry out

their particular function. Each chief of group must be thoroughly

conversant with his duties. The leader of the raid personally conducts

the most important of these groups.

=Execution of the Raid.= The most important element of the execution of

a raid is speed, its time of duration being only from five to ten

minutes.

=Time.= If all the points in the enemy’s line to be attacked are

thoroughly known and located, the raid can be carried out during the

night. But if there is some lack of knowledge of the above mentioned

points, the raid must be carried out at dusk or dawn, so that the

objectives can be at least partly seen.

=Disposition of the Groups to Cross the Barbed Wire; Disposition of the

Troops before the Raid.= The distance of a raid should not be more than

fifty yards. For this purpose, the different groups must get into

position such a distance from the enemy’s lines either by silently

crawling across “No Man’s Land” or by profiting by a short preliminary

bombardment of a few minutes which will prevent the enemy’s sentinels

and watchers from perceiving them. Their disposition is usually made by

hiding or crouching in shell holes.

=Destruction of the Barbed Wire.= The different ways of destroying

barbed wire have been spoken of under Surprise Attacks in the chapter on

Defense of a Position.

=Signal of Departure.= Three methods can be used; previous designation

of the hour, use of a whistle, or by means of a rocket. Of these, the

last named is probably the best.

There are two different kinds of groups in the raiding party.

The flank groups, armed with hand grenades, protect the groups executing

the raid proper by shutting off all avenues of approach of the enemy.

Barricades are established by these groups by throwing grenades into the

trenches leading to the attacked area.

Between the flank groups, are the groups that carry out the proper

mission of the raid. They are armed with incendiary grenades, pistols,

and trench knives. Their function is to accomplish any particular

destruction of their mission and to capture prisoners.

=Infantry Supporting the Raid.= The riflemen of the garrison of the

center of resistance stand ready at the firing parapets to receive the

groups returning from the raid. The machine guns carry out an intense

fire on the flanks of the point raided to prevent the approach of

hostile reinforcements. The rifle grenadiers of the garrison execute

fire upon special points on the flanks or on the rear of the raided

area, such as machine gun emplacements, junction of boyaux, etc.

=Support of the Artillery.= If artillery is used in conjunction with the

raid, it may be employed before, during, or after the raid, or in any

combination of these periods.

During the raid, two kinds of fire are carried out, that of demolishing

the barbed wire entanglements, and special elements of the hostile

position that will hinder the raid. This is carried out by the light

artillery and trench mortars, principally the latter.

During the raid, the support artillery establishes protective curtains

of fire on both flanks and on the rear of the raided portion of the

enemy’s line. This is to neutralize the enemy’s defenses and to cut the

area off from communications or reinforcements. In other words, the

artillery will isolate by its fire the point of attack of the raid.

At the designated time for the return of the raid or at the signal of a

rocket sent up by the raiding party on reaching their own first line,

the support artillery establishes its usual defensive barrage in “No

Man’s Land.” It may also fire on the enemy’s position with shrapnel,

because at this time reinforcements are usually coming up into the

raided area. This latter fire may be repeated two or three times during

the ensuing hour.

II. Gas Warfare

Gas attacks may be carried out in two ways, by asphyxiating shells or by

waves of gas.

The shelling of a position with asphyxiating shells is made to

neutralize the action of its defenders and, if possible, to kill and

wound some of them. Asphyxiating shells are used in counter-battery fire

against the enemy’s artillery emplacements. They are also used for

shelling a woods in which troops are located and against strong points

of the hostile position, either during an offensive period or to carry

out attrition of the enemy. Such shelling is also carried out for an

offensive, either in the preparation or for the protection of the flanks

during the attack. Asphyxiating shells may be thrown on a village or

strong point in rear or on the flank of the enemy’s position where he

may organize a counterattack.

Gas waves are used against the enemy’s position with or without

following up with the infantry for a raid or an attack. Usually the

liquified gas is brought to the first lines in cylinders under heavy

pressure. These cylinders must be properly protected from hostile fire

until the time that they are to be used. With a favorable wind, the gas

is carried across “No Man’s Land” and into the enemy’s position. Gas

waves, of course, are more efficient than asphyxiating shells, but the

use of the former method is more difficult as it takes special apparatus

and a trained personnel, and can be used only under favorable

atmospheric conditions.

=Protections against Gas.= In general, protective measures against gas

waves are the same as against asphyxiating shells. The individual

protective apparatus is the gas mask. The essential part of a mask is

composed of several layers of porous material containing a chemical that

will neutralize the poisonous gas. The gas mask has an efficiency of

several hours. Each man carries a gas mask and there are also a certain

number kept in reserve in the different depots of the sector. Each gas

mask must be properly adjusted and it is the duty of each officer and

non-commissioned officer to ascertain that each man in the company has a

gas mask in good condition. He must always carry the same.

Each man is trained to put on his mask rapidly. Standing orders compel

the man to put on his gas mask immediately the alarm is given or upon

his detection of gas by color or odor. Frequent exercises are held to

perfect the men in putting on their gas masks rapidly. This drill may be

held at the same time as the “stand to” exercises are carried out. The

men must have confidence in their gas masks. For this purpose, each man

is sent through a “chlorine chamber” several times to give him

confidence that, although the gas may be of great density, it has no

disagreeable effects.

There are also collective protective apparatuses used in dugouts. Each

large shelter possesses such apparatus. Besides this, the entrances and

openings of each dugout will be closed by a double canvas impregnated

with a special chemical solution to neutralize the gas.

=Special Precautionary Measures.= First, there is established a system

of bells, sirens, and klaxons which are used by the watchers to give the

signal of alarm. This signal is taken up and repeated in all parts of

the position and to the rear. Careful observation on the part of a

garrison may detect signs of a coming gas attack. Metallic noises in the

hostile line may indicate the transportation of gas cylinders. Very

often the enemy will use little balloons to ascertain the velocity and

direction of the wind. Foggy weather is a special time of danger.

In each sector or regiment, an officer is in charge of the maintenance

of protective gas apparatus and all the measures against gas attack.

With the proper precautionary measures and application of the protective

measures, the gas attack is not very dangerous.

III. Liquid Fire

=Protection against Liquid Fire.= The enemy may make an assault with a

special detachment of liquid fire operators in the first line. The

object of these operators is to throw jets of liquid fire on the

occupants of the first line to allow the assaulting columns to penetrate

into the position without losses. The only means of combating such an

attack is to evacuate the part of the trenches against which the liquid

fire is directed, and move by the flanks. Machine guns and automatic

rifles should be established to bring flanking fire to bear against the

detachment of liquid fire operators. It is impossible to withstand a

liquid fire attack if the operators succeed in coming within sixty yards

before the garrison can man its parapets.

[Illustration]

IV. Mines

We will consider mines only from the point of view of defense by

infantry against them. This consideration will therefore have no

relation to mine warfare or the construction of countermines by

engineers.

Let us consider a concrete example where the enemy is about to explode a

mine under your first line of trenches (examine accompanying diagram,

Precautions against a Mine). When it has been definitely discovered that

the enemy has a mine gallery under your first line and there is no means

of combating it by countermining, etc., the infantry in the position

must take certain precautions. By listening devices the powder chamber

is located. The extent of the crater is also calculated. A new first

line is constructed behind, excluding the mine crater and at a distance

of about 30 yards from its lip. This re-entrant angle of the first line

is made by using boyaux on the flank if they exist. A cover trench is

also constructed behind this first line. The infantry moves back to this

new line behind the threatened area of explosion. Every other defensive

precaution is taken against the explosion and the accompanying assault

of the enemy.

Heavy bombing posts are located on the flanks of the crater. The

position of these posts is usually at the point of change of direction

of the old firing line with the new one of the re-entrant angle. Dugouts

may be constructed close to these bombing posts for the protection of

the grenadiers during the explosion. Immediately the explosion is over,

these grenadiers man their posts and establish a heavy barricade between

the posts and the crater by using hand grenades. If the enemy attempts

to enter the crater, these grenadiers can make it untenable by throwing

hand grenades into it.

Automatic rifle or machine gun emplacements are also located on both

flanks of the crater. Their function is to establish flanking fire on

hostile troops attempting to approach the crater.

Rifle grenadiers are stationed in the line of trenches to establish a

defensive rifle barrage out in front of the crater.

The riflemen will usually occupy the near and flank lips of the crater.

They will not occupy the lip of the crater nearest the enemy until it is

ascertained that the enemy has no more galleries.

A rocket post is located in the first line on the flanks of the crater.

As soon as the crater is exploded, a rocket is sent up from this post

calling upon the artillery for a defensive barrage. Usually, special

artillery is detailed for this extra fire. It is a reinforced fire, or a

combination of preventive fire and protective barrage. It is established

on the enemy’s first line rather than in “No Man’s Land” as a purely

defensive barrage.

With all these precautions taken, the infantry await the explosion of

the mine.

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BY AN AMERICAN SOLDIER WHO WENT

ARTHUR GUY EMPEY

MACHINE GUNNER, SERVING IN FRANCE

_AUTHOR OF_

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For a year and a half, until he fell wounded in No Man’s Land, this

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_The British Soldier’s War Cry, as he goes over the top of the trench

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[Sidenote: GUIDE POSTS TO BERLIN]

FIRST CALL

BY

ARTHUR GUY EMPEY

Author of “OVER THE TOP”

_12º. Illustrated. $1.50_ (_By mail, $1.65_)

In the amazingly vivid and simple way that has made _=Over the Top=_ the

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What they ought to know

What they’ll have to know

and what their parents, sweethearts, wives, and all Americans, will want

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The Making of a Modern Army

And Its Operations in the Field

A Study Based on the Experience of

Three Years on the French Front

1914–1917

René Radiguet

Général de Division, Army of France

Translated by

Henry P. du Bellet

Formerly American Consul at Rheims

_Illustrated_

The younger Americans who are now in training for active service in the

field, and particularly those who have secured commissions as officers

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operations in the field. General Radiguet’s treatise is based upon a

varied experience in the campaigns of the present war.

The old text-books must be put to one side. The methods of organization

and the methods of fighting have alike changed. It is only those who

have had responsibilities as leaders in the present war whose

instructions can be accepted as authoritative.

───────────────────────────────────────────────────────────────────────

G. P. Putnam’s Sons

New York London

------------------------------------------------------------------------

Transcriber’s note:

1. Silently corrected typographical errors and variations in spelling.

2. Retained anachronistic, non-standard, and uncertain spellings as

printed.

Tactics and duties for trench fighting · 第 8 / 8 章