Action of 31 October 1803

Action of 31 October 1803
Part of First Barbary War

Capture of USS Philadelphia
Date31 October 1803
Location
Near Tripoli (present day Libya)
Result Tripolitanian victory
Belligerents
 United States Tripolitania
Commanders and leaders
William Bainbridge (POW)
David C. Porter (POW)
Murad Reis
Strength
Frigate Philadelphia 9 vessels
Casualties and losses
Philadelphia captured
307 captured
None

The Action of 31 October 1803 was a naval engagement between the United States Navy and the Tripolitan Navy during the First Barbary War. During the blockade of Tripoli, USS Philadelphia ran aground while chasing a Tripolitan ship. Philadelphia was captured by the Tripolitans and enslaved its entire crew. The capture of Philadelphia was a major setback for the Americans and was considered humiliating.