Commander Morgan
Commander Morgan
General Sir David Richards is the Chief Executive Commander of the British Army
Joab was commander of David's army for most of his reign.
Grant was the commander of the Army of the Tennessee, before being appointed General Commander of the Western Front.
If I understand you correctly... he was Commander-In-Chief of the Continental Army.
Washington
General Winfield Scott
Robert E. Lee was the commander of the Army of Northern Virgina before and after the battle of Chancellorsville
The leader of the JGSDF is Yoshifumi Hibako.
Robert E. Lee
Arthur Wellesley, 1st Duke of Wellington.