The Declaration of Independence announced that the thirteen American colonies regarded themselves as “free and independent States”, marking the birth of the United States as a political entity with a set of principles upon which the new nation claimed legitimacy.

As the British troops arrived in Lexington, they encountered a small group and, although the exact events that unfolded are unclear, a shot was fired that initiated the first skirmish of the American Revolutionary War.

One of the key features of the Treaty of 1818 was the establishment of the 49th parallel as the boundary between the United States and British North America, from the Lake of the Woods in Minnesota in the east to the Rocky Mountains in the west.

While the Battle of Bunker Hill resulted in a British victory and the successful capture of the hill, it came the cost of 1,000 casualties that included many officers.

The Jay Treaty, named after John Jay, the chief negotiator on behalf of the United States, sought to resolve several key disputes in the aftermath of the American Revolutionary War and the subsequent Treaty of Paris in 1783.