The uniting of the Kingdoms of Scotland and England to form the KingdomofGreatBritain in 1707 is one of the most important moments in the island's story.
It was in 1922 that 26 counties of Ireland gained independence from London following negotiations which led to the other six counties, part of the province of Ulster, remaining in the United KingdomofGreatBritain and Northern Ireland.
President Obama and the First Lady will welcome Prime Minister David Cameron of the United KingdomofGreatBritain and Northern Ireland and his wife, Samantha Cameron, to the White House for an Official Visit with a State Dinner on March 13-14, 2012.