Who were the Big 4 and what was their role in ending World War 1?

The ones more commonly known are the Big Three - George Clemanceau (France) David Lloyd George (Britain) and Woodrow Wilson (America).

Their role was to decide what would happen to Germany for starting the war in the first place.

They met in the Hall of Mirrors (Palace of Versailles in France) in 1919 and drew up the Treaty Of Versailles