US President John F Kennedy (1917 - 1963, left) shakes hands with Soviet premier Nikita Khrushchev (1894 - 1971) at the Vienna Summit, Austria, 4th June 1961. (Photo by Pictorial Parade/Archive Photos/Getty Images) US
US President John F Kennedy (1917 - 1963, left) shakes hands with Soviet premier Nikita Khrushchev (1894 - 1971) at the Vienna Summit, Austria, 4th June 1961. (Photo by Pictorial Parade/Archive Photos/Getty Images) US