The ''PGM-9''-class motor gunboats were a class of 24 gunboats converted for the
United States Navy
The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage ...
from 1944-1945, succeeding the s. All 24 ''PGM-9''s were converted from s while still under construction. The ''PGM-9''s were created to support
PT boats
A PT boat (short for patrol torpedo boat) was a motor torpedo boat used by the United States Navy in World War II. It was small, fast, and inexpensive to build, valued for its maneuverability and speed but hampered at the beginning of the wa ...
in the Pacific, but were too slow to keep up, and were shifted to support
minesweeping
Minesweeping is the practice of the removal of explosive naval mines, usually by a specially designed ship called a minesweeper using various measures to either capture or detonate the mines, but sometimes also with an aircraft made for that ...
ships instead.
Gunboats of the United States Navy
Gunboat classes
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