Known people who died on April 21

• 1073 — Alexander II, the 156th Pope (1061 — 1073). • 1509 — Heinrich VII (river 1457), the king England and the sovereign Ireland (1485 — 1509), the first monarch from a dynasty of the Tudor dynasty. • 1766 — columns Bestuzhev Aleksey - Ryumin (river 1693), the statesman, the diplomat, the chancellor of the Russian Empire at Elizabeth Petrovna. • 1910 — Mark Twain (river 1835), the American writer, the journalist, the public figure. • 1992 — Kirillovich Vladimir (river 1917), the grand duke, the applicant for the Russian throne. • 2004 — Asadov Edouard (river 1923), the Russian Soviet poet and the prose writer. • 2010 — Antonio Juan Samaranch (river 1920), Spanish...