18 In terms of cooperation among the Allies during World War II, which of the following is correct?
(A) After the Marco Polo Bridge Incident (the Lugou Bridge Incident) broke out in 1937, the U.S. and the U.K. swiftly abolished the unequal treaties in order to strengthen their friendship with China.
(B) In November 1943, US President Franklin D. Roosevelt and British Prime Minister Winston Churchillinvited Chiang Kai-shek, Chairman of the Chinese Nationalist Government, to Cairo and issued the Cairo Declaration agreeing the independence of Korea after the war.
(C) The Republic of China, the U.S., the U.K. and France jointly declared the Proposal for the United Nations in October 1944, and became the founding members of the United Nations.
(D) Before Adolf Hitler was completely defeated in the War, China, the U.S. and the U.K. issued the Potsdam Declaration in 1945, demanding the unconditional surrender of Germany.