Complex sentence: In 22 May the first phase of the civil officially ended, but most of the members of the new executive wanted a complete victory over their opponents, and they were thus displeased by the moderate terms of the agreement that Londos and Zaimis brokered.
Split into simpler sentences: In 22 May the first phase of the civil officially ended. Most members of the new executive however wanted a complete victory over their opponents, and were thus displeased by the moderate terms of the agreement that Londos and Zaimis brokered.