Misc: Beneath which Paris monument is the tomb of France's unknown soldier?

Questions

Hugo Gernsback, responsible for science fiction becoming an independent literary form, born.?

Harold Foster, cartoonist, created "Prince Valiant", known for it's fine drawing and historical detail, born.?

Wendell Stanley, biochemist, first to crystallize a virus (Nobel '46), born.?

Franz Josef II, prince of Liechtenstein (1938- ), born.?

Menachem Begin, Israeli PM (1977-83) (Nobel 1978), born.?