Richard Sorge (October 4, 1895 – November 7, 1944) was a Soviet military intelligence officer, active before and during the Second World War, working as an undercover German journalist in both Nazi Germany and the Empire of Japan. His codename was “Ramsay”.Sorge is most famous for his service in Japan in 1940 and 1941, when he provided information about Adolf Hitler’s plan to attack the Soviet Union, although he did not succeed in finding out the exact date of the attack.