Complex sentence: Thomas A. Bailey, "Woodrow Wilson and the Great Betrayal" (1945) One block of Democrats strongly supported the Versailles Treaty; a second group of Democrats supported the Treaty but followed Wilson in opposing any amendments or reservations.
Split into simpler sentences: Thomas A. Bailey, "Woodrow Wilson and the Great Betrayal" (1945) One block of Democrats strongly supported the Versailles Treaty. A second group of Democrats supported the Treaty but followed Wilson in opposing any amendments or reservations.