People can choose to want to claim land for them selves and the by itself can cause war
Answer:
English colonies emerged along the eastern seaboard for a variety of reasons.
Which statement explains how U.S. involvement in Vietnam began?
-> President Kennedy sent U.S. military advisers to aid South Vietnam in its attempts to subdue the Vietcong
Containment is a U.S. policy that tries to stop the spread of Communism by "containing" it to the areas that it has already spread to. This policy was used after WWll and just before Cold War tensions started to heat up between the U.S. and the Soviet Union because America wanted to stop Communist Russia's influence on the rest of Europe.