In Northern Ireland, leaders of the main Protestant and Catholic parties were sworn in Tuesday as ministers in a historic power-sharing government. A deal was reached between the two sides in March.

Martin McGuinness, a Sinn Fein leader and new deputy first minister: “I think what the people are going to witness today is not hype but history. And what we’re going to see today is one of the mightiest leaps forward that this process has seen in almost 15 years.”