Banastre Tarleton also know as Benny the Butcher.
Bernard Montgomery is probably the best known of the British military leaders.
He was known for being a member of the American Army but then betrayed them and joined the British Army
Erwin Rommel
ulysses s.grant
Arthur Wellesley was known as the Duke of Wellington. He was a prominent British military leader and statesman, best known for his role in defeating Napoleon Bonaparte at the Battle of Waterloo in 1815. Wellesley also served as Prime Minister of the United Kingdom, making significant contributions to British politics and military strategy during his lifetime.
Alexander the Great was one important military leader, if that's what you are looking for
napolean bonaparte
Alexander the Great is depicted as a great military leader because in 13 years he conquered most of the known world, generally in the face of insuperable odds. Many of his tactics are taught in military schools today.
Don Thutmose III known as the Egyptian Napoleon
Ireland has had many famous military leaders. One of the most well known was Michael Collins.
"Mahatma Gandhi"
Bernard Montgomery was the British general who was popularly known as Monty. He was an inspirational military commander during the world war II.