Fedor von Bock (December 3, 1880 - May 4, 1945) was an officer in the German military from 1898 to 1942, attaining the rank of "Generalfeldmarschall" during World War 2. He served as the commander of Army Group North during the Invasion of Poland in 1939, commander of Army Group B during the Invasion of France in 1940, and later as the commander of Army Group Center during the attack on the Soviet Union in 1941; his final command was that of Army Group South in 1942. Wikipedia
The definitive Wikipedia entry for Fedor von Bock. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Fedor_von_Bock