Today In History logo TIH
The Confederate submarine H.L. Hunley sank during a test dive in Charleston Harb
1863 Event

October 15

Submarine Hunley Sinks: Inventor Dies in Test Dive

The Confederate submarine H.L. Hunley sank during a test dive in Charleston Harbor, drowning inventor Horace Hunley and seven crew members. Despite this second fatal sinking, the vessel was raised and later became the first submarine to destroy an enemy warship in combat, proving the lethal potential of undersea warfare.

October 15, 1863

163 years ago

Key Figures & Places

What Else Happened on October 15

Talk to History

Have a conversation with historical figures who witnessed this era. Ask questions, explore perspectives, and bring history to life.

Start Talking