Final answer:
Alexander Hamilton was the former aide-de-camp for General George Washington during the Revolutionary War and led the charge for drafting a new constitution through his work on the Federalist Papers.
Step-by-step explanation:
The former aide-de-camp for General George Washington during the Revolutionary War who also played a key role in drafting the new constitution by writing most of the Federalist Papers was Alexander Hamilton. Hamilton was a prominent figure in early American history and a strong proponent of a strong federal government and a centralized banking system.
Learn more about Alexander Hamilton's role in the Revolutionary War and the drafting of the new constitution