Name the presidents of the united states that were involved in vietnam:
before the war:
after the war started:

Before the War: Dwight Eisenhower

After the War: Gerald R. Ford

Explanation: I think this is right. Hope it helps darling

Before the war, President Dwight Eisenhower created SEATO. During the war,  it formally began because of John F. Kennedy stating he'd support Diem in Vietnam. There was also Lyndon B. Johnson, as well as Richard Nixon and finally Gerald Ford. Richard Nixon ended the war in Vietnam, and Gerald Ford made it clear that the war was over.

these civilizations were located around fertile rivers, where they could produce an abundance of crops

bujías y una hora antes y no me parece muy difícil