The millionth bag of coal to be delivered during the Berlin Airlift handed down from a US Skymaster to pilot Sergeant Clyde Peterson and Group Captain B C Yarde (commander of Gatow Station) at Gatow Airport, Berlin. (Photo by Keystone/Getty Images)

1948: Rebuilding the Frey Bridge over the Havel River to help in the delivery of food and coal from Gatow airport to Berlin during the Berlin airlift. (Photo by Keystone/Getty Images)

A car rides between US tanks, in October 1961, across the famous border of the American sector in Berlin, at Checkpoint Charlie crossing point, the only one in the Berlin Wall between East (Soviet sector) and West Berlin (American sector) used only by diplomats and foreigners. (Photo credit -/AFP/Getty Images)

A worker carries supplies from a British aircraft during the Berlin Airlift, 18 September 1948. Original publication: Picture Post - 4643 - The Strain On The Airlift - pub. 1948 (Photo by Bert Hardy/Picture Post/Hulton Archive/Getty Images)

A German airlift worker's wife feeds children sitting on a makeshift bed during the Berlin Airlift. Each child's ration is a slice of dark bread and margarine. A box from the US Red Cross is in the foreground. (Photo by Keystone/Getty Images)

circa 1949: Members of the new Govenment speak to Berliners following the lifting of the Berlin Blockade. Nearly half a million people gather at Schoneberg Rathaus Square in the US Sector to wave the red, black and gold flags of the new West German Republic. (Photo by Keystone/Getty Images)

12 June 1949: The first bus to the western zone of Berlin, after the lifting of the Berlin Blockade. (Photo by Keystone/Getty Images)

circa 1950: US senator Joseph McCarthy (1909 - 1957), notorious for his crusade against communism in the early 1950s. (Photo by Keystone/Getty Images)

Some of a group of 19 important Communists are transferred after arrest 22 June 1951. An anti-Communist witchhunt instigated by John Parnell Thomas and Joseph McCarthy, known as McCarthyism, would generate denunciations in the movie industry, causing many to flee America for exil in Europe and ruined many careers. (Photo credit should read AFP/AFP/Getty Images)