Answer:
1- The Declaration of Independence is adopted --- July 4th, 1776
2- The Continental Army surprises British troops at Trenton on Christmas --- December 26th, 1776
3- France recognizes America as an independent nation --- February 6th, 1778
Explanation:
1- The United States Declaration of Independence of the United States was signed by representatives of the thirteen British colonies in North America, declaring them an independent state, the United States. The Second Continental Congress, held in Philadelphia, declared the colonies independent on July 2, 1776, and approved the Declaration of Independence on July 4.
2- The Battle of Trenton occurred on December 26, 1776, during the War of Independence after General George Washington crossed the Delaware River to Trenton, New Jersey. Washington led the main Continental Army across the river on Christmas Eve, to astonish and virtually eliminate the Hessian garrison.
3- The Treaty of Amity and Commerce between the United States and the Kingdom of France was signed on February 6, 1778 and created an informal alliance between the two countries during the American War of Independence. The treaty recognized the United States as an independent state and promoted trade between the two states.