The size of the earth--Relation of area to life--Area and
differentiation--The struggle for space--National area an index
of social and political development--The Oikoumene--The unity of
the human species in relation to the earth--Isolation and
differentiation--Monotonous race type of small area--Wide race
distribution and inner diversities--Large area a guarantee of racial or
national permanence--Weakness of small states--Protection of large area
to primitive peoples--Contrast of large and small areas in
bio-geography--Political domination of large areas--Area and
literature--Small geographic base of primitive societies--Influence of
small, confined areas--The process of territorial growth--Historical
advance from small to large areas--Gradations in area and in
development--Preliminaries to ethnic and political
expansion--Significance of sphere of influence or activity--Nature of
expansion in new and old countries--Relation of ethnic to political
expansion--Relation of people and state to political boundary--Expansion
of civilization--Cultural advantages of large political
area--Politico-economic advantages--Political area and the national
horizon--National estimates of area--Limitations of small tribal
conceptions--Evolution of territorial policies--Colonial expansion--The
mind of colonials.