Name the founding fathers of United States of America and in one sentence for each explain their impact on forming United States.

1. George Washington: As the first President of the United States and Commander-in-Chief of the Continental Army, Washington’s leadership was crucial in achieving American independence and in setting the young nation's governmental precedents. 2. John Adams: Adams played a significant role in advocating for independence and helped draft the Declaration of Independence, later serving as the nation's second President. 3. Thomas Jefferson: Jefferson, the principal author of the Declaration of Independence, promoted republican values and was instrumental in the Louisiana Purchase as the third President. 4. James Madison: Dubbed the "Father of the Constitution," Madison was key in drafting and promoting the U.S. Constitution and the Bill of Rights, later becoming the fourth President. 5. Alexander Hamilton: Hamilton was a proponent of a strong central government, the first Secretary of the Treasury, and laid the foundation for the American financial system with the establishment of the national bank. 6. Benjamin Franklin: Franklin was a diplomat, inventor, and elder statesman whose vast contributions include his diplomatic achievements with France that were vital to the colonial victory in the Revolutionary War. 7. John Jay: As the first Chief Justice of the United States and negotiator of the Treaty of Paris, which ended the Revolutionary War, Jay helped shape American foreign policy and the structure of the U.S. government.