Every complete military force consists of three arms,--INFANTRY,
ARTILLERY, and CAVALRY.
In battle, these three arms are united; and, other things being equal,
that commander will prove victorious who is best acquainted with their
combined use in the field.
In order thoroughly to understand the proper use of the three arms
combined, we must obviously begin by learning the proper use of each of
them separately.
Hence the importance of the subject of the present treatise. In
discussing it, we shall commence with the