Why did the “big three” disagree about the best course of action to take at the peace conference?

During the peace conference U.S. President Woodrow Wilson prioritized his 14 Points as a framework for the peace plan.  He had to concede with the other people for the sake of peace.  British Priminister Lloyd George wanted to ensure France’s security but he did not want severe sanctions against Germany. French leader George Clemenceau on the other hand wanted to ensure that Germany won’t invade them again.  He also wanted heavy penalties on Germany.

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