Premise: Cold War . Historians do not fully agree on the dates , but a common timeframe is the period between 1947 , the year the Truman Doctrine ( a U.S. foreign policy pledging to aid nations threatened by Soviet expansionism ) was announced , and 1991 , the year the Soviet Union collapsed . World War I ( WWI or WW1 ) , also known as the First World War , the Great War , or the War to End All Wars , was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918 .
Hypothesis: WWI is otherwise known as the Cold War.
Label: CONTRADICTION