When he did take office in January , 1947 Austin was the first official U.S. Ambassador to the UN . ( Edward Stettinius , Jr. and Johnson had been representatives to the United Nations Conference on International Organization , the body that established the full United Nations . ) He was a key figure at the start of the Cold War . During his term , the UN was involved in the creation of Israel and was also involved when India and Pakistan fought the Indo-Pakistani War of 1947 and were partitioned . In 1948 , there was a Communist coup in Czechoslovakia , the Soviets blockaded Berlin and precipitated the Berlin Airlift , and Congress passed the Marshall Plan to rebuild Europe . In 1949 , the North Atlantic Treaty Organization was created , and Mao Tse-tung established the People 's Republic of China . In 1950 , China occupied Tibet and North Korea invaded South Korea . The UN debated , considered responses and took action on all of these issues , and Austin became known internationally for his advocacy of Western Bloc positions
United Nations Conference on International Organization
United Nations Conference on International Organization
Warren Austin