Cold War Timeline By JeremyCampbell Jan 1, 1924 USSR Stalin Jan 1, 1945 President Truman Jan 1, 1946 Churchill warns of Iron Curtain Jan 1, 1947 USSR Khrushchev Jan 2, 1947 Second Red Scare/McCarthyism Period: Nov 19, 1947 to Nov 19, 1991 Cold War Jan 1, 1948 Berlin blockade Jan 1, 1950 Rosenberg/Sobell Trial Jan 2, 1950 Korean War Jan 1, 1953 President Eisenhower Jan 1, 1961 President Kennedy