What organization was created after World War II to ensure another war like this never happened again?

What was the United States goal in Germany? Hint: it was the opposite of the USSR's

A country that is formally independent but under heavy influence or control from another country, serve as buffers to strengthen borders

A state of diplomatic tension after World War II between powers in the Eastern Bloc (the Soviet Union and its satellite states) and powers in the Western Bloc (the United States, its NATO allies and others).

The division between Soviet-controlled Eastern Europe including East Germany and half of Berlin and Western Europe which was mostly democratic.

A policy directed at blocking Soviet influence and preventing expansion of communism

A policy of supporting countries that rejected communism

Assistance program to help a devastated Europe, $12.5 billion

The first major standoff during the Cold War, American and British forces flew planes into a blockaded West Berlin in order to keep the city from starving to death

A defensive military alliance formed in 1949 by ten Western European nations, the United States, and Canada

A military alliance formed in 1955 by the Soviet Union and seven Eastern European countries