USS Alarm (1873)

The USS Alarm, launched in 1873, was a unique torpedo ram built for the United States Navy during the late 19th century. Designed by John L. Lay, the Alarm was an experimental vessel intended to showcase the potential of torpedoes as offensive naval weapons.

The ship's primary armament consisted of spar torpedoes, which were explosive charges mounted on long poles extending from the bow. These torpedoes were designed to be rammed into enemy vessels. The Alarm also carried torpedo tubes for launching self-propelled Whitehead torpedoes, marking an early adoption of this technology by the U.S. Navy.

The USS Alarm's hull was constructed of iron and featured a distinctive ram bow, further emphasizing its aggressive design. However, the ship's design also presented challenges. Its low freeboard made it vulnerable in rough seas, and its speed was considered inadequate.

The Alarm spent much of its career participating in fleet exercises and serving as a testbed for torpedo technology. While it never saw combat, it played a significant role in the development of torpedo warfare within the U.S. Navy. The ship was decommissioned in 1898 and eventually sold for scrap. Although ultimately considered a design experiment rather than a successful warship, the USS Alarm provided valuable experience and contributed to the evolution of naval tactics and technology in the late 19th century.