The US lost the most amount of men in the US Civil War, because the US was fighting itself. US citizens fought US citizens.
Britain
he won 46 wars in his life
Maybe Italy. They haven't won a war in 2,000 years, which some say is the reason for their survival.
Over a series of wars, most of which it won, Sparta lost most of their military manpower, and could no longer compete with the rising power of Thebes.
they won 16
Israel.
Snibawania won 20 wars including ww2 and ww1 defeating the yanks
The kings army.
The clone wars were won by the Empire.
India has arguably won all four wars it has fought with Pakistan, though some were more stalemate than real victories. The 1971 and 1999 wars were clear Indian wins, though.
the british won
In most wars England, or Britain in more modern times, lost several battles. She often won the wars eventually.
The Romans won all three Punic Wars, each time gaining new lands from Carthage's empire.
Rome won the Punic Wars.
. Idk because he was a military leader but he might have not won any wars or battles
Britain
They fought and the british won.