Answer: the event that ocurred last was C. The revolutionary war ended.
Explanation:
Independence was formally declared on July 2, 1776, a date that John Adams believed would be “the most memorable epocha in the history of America.” On July 4, 1776, Congress approved the final text of the Declaration. It wasn't signed until August 2, 1776.
The revolutionary war started on April 19, 1775 and it ended on September 3, 1783.
The Battles of Lexington and Concord were the first military engagements of the American Revolutionary War. The battles were fought on April 19, 1775 in Middlesex County, Province of Massachusetts Bay, within the towns of Lexington, Concord, Lincoln, Menotomy (present-day Arlington), and Cambridge.
It was a safety net against poverty for people over the age of 65, as well as being a welfare system for disabled people.
A proposal for unifying colonial government presented at the Albany Congress by Benjamin Franklin and Thomas Hutchinson. the plan called for a limited governmental agency, representing all the colonies, that would coordinate defense and indian affairs. Although the delegates approved the plan, neither the colonial governments nor the British supported the proposal.
We should know about this because American Citizens need to know how we won the war.