Friday, July 30, 1943. Stolen secrets and the Atomic Bomb.

France renounced its Chinese concessions in Shanghai.  It had held them since 1849.

Igor Kurchalov, Soviet physicist, informed Molotov that stolen secrets from the US had much advanced the Soviet nuclear weapons program.

The Luftwaffe carried out the first flight of the Arado Ar 234, the first jet engined bomber.  Only small numbers would be produced, and reconnaissance proved to be its primary role.

Marie-Louise Giraud, age 38, became the last person woman executed by the guillotine.  Her sentence was carried out by the German occupation government and was for performing abortions.