1765After a public campaign by the writer Voltaire, judges in Paris posthumously exonerate Jean Calas of murdering his son. Calas had been tortured and executed in 1762 on the charge, though his son had actually committed suicide.
1936Babe Ruth turns down Reds to make a comeback as a player
1933Congress is called into special session by FDR, & began its "100 days"
1951Edward Teller and Stanislaw Ulam submit a classified paper at the Los Alamos lab, in which they proposed their revolutionary new design, staged implosion, for a practical megaton-range hydrogen bomb