Sidedoor Sidedoor

The Gunboat Philadelphia

Jul 22, 2026 · 32m

Summary

This episode explores the history of the Gunboat Philadelphia, a Revolutionary War vessel lost at the Battle of Valcour Island in 1776. It details how Lorenzo Haglund discovered and salvaged the intact ship in 1935, leading to its preservation at the Smithsonian. Curators discuss how the battle’s strategic delay helped the American cause and highlight ongoing efforts to conserve the warship for its 250th anniversary.

Topics discussed

Introduction: The discovery of the Gunboat Philadelphia Sponsors: Shortwave and Blueland Strategic importance of Lake Champlain in the Revolution The naval arms race and shipbuilding effort Design and crew of the American gunboats Training the militia and the approach of the British fleet Benedict Arnold's strategy at Valcour Island The Battle of Valcour Island and the sinking of the Philadelphia The strategic victory: Delaying the British advance Haglund's salvage operation and the ship's preservation The Philadelphia at the Smithsonian and its legacy Credits, preservation details, and closing remarks
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