A decision to set up a world organization，the United Nations，was made at ___________.
A.Yalta Conference B.Potsdam Conference C.Teheran Conference D.Paris Conference正确答案A
A decision to set up a world organization，the United Nations，was made at ___________.
A.Yalta Conference B.Potsdam Conference C.Teheran Conference D.Paris Conference正确答案A
