The crossword solution for the term 'HE'S THERE LATE IN RED SQUARE' is 'LENIN'. Lenin was a Russian revolutionary, politician, and political theorist who served as the first and founding leader of the Soviet Union. He was instrumental in the 1917 October Revolution that overthrew the Tsarist autocracy and helped to create the Soviet Union. He was also the architect and primary builder of the Soviet state. Lenin was a Marxist and his ideas, known as Leninism, formed the basis of the Soviet Union's political ideology.