Symbols. World History?

Question: Symbols!. World History!?

What is a good symbol, that is easy to draw and it should be something that is easy to guess and match out of a list of the events!. Without using words!.

Truman Doctrine
Marshall Plan
Berlin Blockade
Berlin Airlift
Berlin Wall
Molotov Plan
Warsaw Pact

thanks in advance!.Www@QuestionHome@Com

Best Answer - Chosen by Asker:

Probably the Berlin Wall!. You might draw a wall with with some Soviet symbols, and some graffiti in German!. also draw some guard towers and razor-wire fencing on top of the wall!.Www@QuestionHome@Com