SM U-21 (Austria-Hungary)
id:
sm-u-21-austria-hungary-256-16177352
title:
SM U-21 (Austria-Hungary)
text:
SM U-21 or U-XXI was a U-20-class submarine or U-boat built for and operated by the Austro-Hungarian Navy during the First World War. The design for U-21 was based on submarines of the Royal Danish Navy's Havmanden class, and was largely obsolete by the beginning of the war. U-21 was just over 127 feet (39 m) long and was armed with two bow torpedo tubes, a deck gun, and a machine gun. Construction on U-21 began in mid 1915 and the boat was launched in September 1916. After suffering damage duri
brand slug:
wiki
category slug:
encyclopedia
description:
Austro-Hungarian Navy's U-20-class submarine
original url:
https://en.wikipedia.org/wiki/SM_U-21_(Austria-Hungary)
date created:
date modified:
2023-03-11T03:47:43Z
main entity:
{"identifier":"Q7391567","url":"https://www.wikidata.org/entity/Q7391567"}
image:
fields total:
13
integrity:
14