12. Nicholas II Romanov and his wife, Empress Aleksandra, with their four daughters and son.
The Tsar was forced to abdicate in 1917 and he and his family were shot and stabbed to death by Bolshevik troops, in 1918, before their bodies were doused in acid and dumped into a mine shaft.
13. King Mwambutsa IV Bangiricenge and Queen Baramparaye of Burundi, East Africa are served breakfast at their royal residence in Gitega Province, circa 1940s.
14. A Corporal, out of ammunition and has lost all but two of his squad, cries in frustration and anger, 1950.
The photo was taken by David Douglas Duncan.
15. Albert Einstein and his wife Elsa, at their residence in Pasadena, California, 1931.