Vladimir Ilyich Ulyanov, better known by the alias Lenin (22 April [O.S. 10 April] 1870 – 21 January 1924), was a Russian communist revolutionary, politician, and political theorist. He served as head of government of the Russian Republic from 1917 to 1918, of the Russian Soviet Federative Socialist Republic from 1918 to 1924, and of the Soviet Union from 1922 to 1924. Under his administration, Russia and then the wider Soviet Union became a one-party socialist state governed by the Russian Communist Party.

Ernesto "Che" Guevara (Spanish pronunciation: [ˈtʃe ɣeˈβaɾa][4] June 14, 1928 – October 9, 1967) was an Argentine Marxist revolutionary, physician, author, guerrilla leader, diplomat, and military theorist. A major figure of the Cuban Revolution, his stylized visage has become a ubiquitous countercultural symbol of rebellion and global insignia in popular culture.

Leon Trotsky[a] (/ˈtrɒtski/;[1] Russian: Лев Дави́дович Тро́цкий; pronounced [ˈlʲɛf ˈtrotskʲɪj] ( listen); born Lev Davidovich Bronstein; 7 November [O.S. 26 October] 1879 – 21 August 1940) was a Marxist revolutionary and theorist, a Soviet politician who engineered the transfer of all political power to the Soviets with the October Revolution of 1917, and the founding leader of the Red Army.

Charles Elmer

Charles Wesley Elmer (1872–1954) was an American amateur astronomer and court reporter who co-founded the Perkin-Elmer optical company in 1937.

Cha-Ching

"Cha-Ching" is a song by Canadian pop rock group Hedley. It was released in August 2009 as the lead single from the band's third studio album.

Denis Grant King

Denis Grant King was an archaeological draftsman, artist, historic monument conservation campaigner and archaeologist.