Which organization was created after World War II an effort to ensure piece in the world? Warsaw Pact. Nuremberg trials. United Nations. NATO.

The United Nations was created after World War II in an effort to ensure peace in the world. The Warsaw Pact was actually formed as a response to NATO and was a military alliance between several Eastern European countries during the Cold War. The Nuremberg trials, on the other hand, were a series of trials held to prosecute Nazi war criminals.