Q-ships, also known as Q-boats, decoy vessels, special service ships, or mystery ships, were heavily armed merchant ships with concealed weaponry, designed to lure submarines into making surface attacks. This gave Q-ships the chance to open fire and sink them. The use of Q-ships contributed to the abandonment of cruiser rules restricting attacks on unarmed merchant ships …

An amphibious assault ship is a type of amphibious warfare ship employed to land and support ground forces on enemy territory by an amphibious assault. The design evolved from aircraft carriers converted for use as helicopter carriers (and, as a result, are often mistaken for conventional fixed-wing aircraft carriers). Modern ships support amphibious landing craft, with …

Unrestricted submarine warfare is a type of naval warfare in which submarines sink merchant ships such as freighters and tankers without warning, as opposed to attacks per prize rules (also known as "cruiser rules") that call for warships to search merchantmen and place crews in "a place of safety" (for which lifeboats do not qualify, except under particular circumstances) …

Submarines are small compared to most oceangoing vessels, and generally do not have the ability to carry large amounts of food, fuel, torpedoes, and other supplies, nor to carry a full array of maintenance equipment and personnel.The tender carries all these, and either meets submarines at sea to replenish them or provides these services while docked at a port near the …

The J-class submarines were seven submarines developed by the Royal Navy prior to the First World War in response to claims that Germany was developing submarines that were fast enough to operate alongside surface fleets. Six were completed during mid-1916, while a seventh entered service at the end of 1917. Although larger and more powerful than previous British …

兩棲突擊艦（英語： Amphibious assault ship ）是一种用来在敌方沿海地区進行两栖作战時，在戰線後方提供空中與水面支援的軍艦。. 这种军舰由過去是直升機航空母艦发展而来的，但是大部分也結合了船坞登陆舰的坞舱設計，可装载登陆艇、氣墊登陸艇、兩棲車輛，甚至 垂直起降 型戰鬥 …

U-Boot-Fallen, auch als Q-Ships, Decoy Vessels, Special Service Ships oder Mystery Ships bekannt, waren Schiffe, die vor allem während des Ersten Weltkriegs von Großbritannien zur Bekämpfung deutscher U-Boote eingesetzt wurden. Zu diesem Zweck verbargen sie ihre mitunter schwere Bewaffnung hinter falschen Decksaufbauten und dergleichen und vermittelten so den …

Name Patrols Ships sunk Tonnage sunk (tons) Notes Picture Ernst Bauer: 5 25 118,560 Bauer (1914–1988) was given command of U-126 in March 1941. In October 1944, he became commander of the training unit 27th U-boat Flotilla, and during the last month of war he was transferred to the 26th U-boat Flotilla.Bauer rejoined the Bundesmarine in 1956 and held …

A naval ship is a military ship (or sometimes boat, depending on classification) used by a navy.Naval ships are differentiated from civilian ships by construction and purpose. Generally, naval ships are damage resilient and armed with weapon systems, though armament on troop transports is light or non-existent.. Naval ships designed primarily for naval warfare are termed …

Battleships. Seven battleships took part: four British and three US: USS Arkansas, eastern Omaha Beach (Wyoming class, 26,100 tons, main armament: twelve 12" guns) primarily in support of the US 29th Infantry Division. USS Nevada, Utah Beach (Nevada class, 29,000 tons, main armament: ten 14" guns). HMS Ramillies (1915, Revenge class, 33,500 tons, main …