The country's that made up the Allied powers were Great Britain, France, Italy, Portugal, Greece, Serbia, Montenegro, Russia, Romania, Belgium, an the U.S.
The Allies feelings were mostly mixed accept for the U.S.
The U.S. reacted negatively because the treaty was unfair on Germany
France's feelings were mostly mixed. There were celebrations that the war was over but some people felt the treaty was unfair. They also wanted Germany broken into smaller states
Britain's feelings were also mixed most thought the treaty was fair and some thought that punishments should have been more severe
Germany suffered from the treaty, they lost 10% of their land, all of their overseas colonies, 12.5% of its population, 16% of its of its coal, and 48% of its iron industry