Which accomplishment was congress recognizing

Commanding a victory at sea against the British Navy was the accomplishment which congress recognizing.

Explanation:

The War of the American Independence saw a series of military maneuvers and consisted of naval forces from the British Imperial Navy and Continental Navy from 1775 and the French Navy from 1778.

While the British enjoyed more numerical victories, these battles culminated in the surrender of Lieutenant-General Earl Charles Cornwallis to the British Army Forces, an event that led directly to the beginning of serious peace negotiations and the war.