What significant event took place in December 1776 involving George Washington's forces?

The significant event that took place in December 1776 involving George Washington's forces was the Battle of Trenton. This battle occurred on December 26, 1776, after Washington's famous crossing of the Delaware River on Christmas night. The surprise attack against the Hessian forces stationed in Trenton was a turning point for the Continental Army, which had experienced a series of defeats prior to this engagement. The victory at Trenton boosted the morale of Washington's troops and reinvigorated the American struggle for independence. It was crucial not only for military reasons but also for maintaining the confidence of the American public and securing enlistments for the Continental Army during a critical period in the Revolutionary War.