USS Monadnock was one of four Miantonomoh-class monitors built for the United States Navy during the American Civil War. Commissioned in late 1864, she participated in the First and Second Battles of
A lithograph of USS Monadnock
Illustration of Monadnock's vibrating-lever engine – front view
Monadnock as she appeared in Callao, Peru, showing all the modifications made for the voyage
Kōtetsu, later renamed Azuma, was the first ironclad warship of the Imperial Japanese Navy. She was designed as an armored ram for service in shallow waters, but also carried three guns. The ship was
USS Monadnock (1863)
…River Flotilla on the approaches to the Confederate capital of Richmond, Virginia, and then sailed to Spanish Cuba to intercept the Confederate ironclad CSS Stonewall. Monadnock was then docked for a few months to prepare her for her transfer to California around the tip of South America. The monitor and her escorts…
Kōtetsu, Japan's first ironclad warship, as CSS Stonewall c. 1865
Kōtetsu leading the line of battle, at the Naval Battle of Hakodate