Adolf Hitler.
herman goering
General Bikram Singh
Commander xd
Hitler got in the army because he loved the German army from a young age and apllied to join with his big head
General Grant
Well King George V, as Head of the Armed Forces, was a German.... so that's a start.
George McLellan.
General Robert E. Lee this is not the same question as "what is the capital of the confederate army"
On May 19, 1940, the French government replaced the head of the French army, General Gamelin, with General Weygand. Gamelin had failed to calculate the German attack effectively and by May 19th France needed new leadership.
When General US Grant was set to begin the Overland campaign in 1864, he needed a reliable general to head the cavalry division of the Army of the Potomac. Grant chose General Philip Sheridan for this position.
He did not have to defeat anyone to become a general. The Senate appointed him to lead an army into Gaul, and he remained at the head of his army all through the civil war.
The professional head of the British Army is the Chief of the General Staff (CGS).From September, 2014, the current Chief of the General Staff is General Sir Nick Carter.