Under the treaty of 12 September 1990 which allowed for the reunification of Germany there is an overall maximum of 360,000 personnel in the German armed forces.
It would have been of varying strength, at its peak it would have numbered 1 million men, apparently they took 450,000 to Stalingrad and were almost destroyed leaving the number at about 10,000.
From 1936-1945 the official name of the German army was Die Wehrmacht (Heer)The Term Wehrmacht (lit. defence force) was use to denote all three arms of the military, which was made up of das Heer...