Weddings & Divorces in History on August 21

1745 Future Russian Tsar Peter III marries Ekaterina Alexeievna later Catherine II (Catherine the Great)

1869 Business magnate Cornelius Vanderbilt marries second wife and cousin Frank Armstrong Crawford in London, Ontario

1929 Painter Diego Rivera (42) weds fellow artist Frida Kahlo (22)

1976 Magazine publisher Larry Flynt (33) weds Althea Leasure (23) (his fourth time)