Cornwallis surrenders at the battle of Yorktown after holding out for weeks. Britain surrenders and the Americans win the Revolutionary War.
Farmers and other citizens are mad with the way the government is run. They didn't agree with the articles of confederation so they rebelled.
Making a New Government
George Washington goes to Philidelphia to try to make things right. He meets with the Congress to revise the Articles of Confederation.
We the People... in Order to form a more perfect Union, establish Justice, insure domestic Tranquility, provide for the common defense, promote the general Welfare, and secure the Blessings of Liberty to ourselves and our Posterity, do ordain and establish this Constitution for the United States of America.
Congress meets in Philadelphia to revise the Articles of Confederation. George Washington, Ben Franklin, and younger Americans are among them.
Congress meets and decides that they shouldn't just revise the Articles of Confederation. They should make a new government.
Congress makes the Constitution which is a document with rules and laws. It is the new Government of one nation.