The London Naval Treaty was an agreement between the United Kingdom, Japan, France, Italy and the United States, signed on April 22, 1930, which to regulate submarine warfare and limited military shipbuilding. April 22 is the 112th day of the year in the Gregorian calendar (113th in leap years). ... 1930 (MCMXXX) is a common year starting on Wednesday. ... HMS Vanguard, a Vanguard-class nuclear ballistic missile (SSBN) submarine HMCS Windsor, a Victoria-class diesel-electric hunter-killer (SSK) submarine HMAS Rankin, a Collins-class diesel-electric guided missile (SSG) submarine USS Virginia, a Virginia-class nuclear attack (SSN) submarine A submarine is a specialized watercraft that can operate... Italian ship-rigged vessel Amerigo Vespucci in New York Harbor, 1976 A ship is a large, sea-going watercraft, sometimes with multiple decks. ...

It was an extension of the conditions agreed in the Washington Naval Treaty and is officially termed the Treaty for the Limitation and Reduction of Naval Armament. It was a revival of the Geneva Naval Conference of 1927 which had been unable to reach agreement because of bad feeling between the British Government and that of the United States. The Washington Naval Treaty limited the naval armaments of its five signatories. ... The Geneva Naval Conference was a conference held to discuss naval arms limitation, held in Geneva, Switzerland, in 1927. ... 1927 (MCMXXVII) was a common year starting on Saturday (link will take you to calendar). ...

The signatories agreed to build no new capital ships until 1937. A number of existing capital ships were scrapped. No existing vessels were to be converted to aircraft carriers. The construction of submarines was limited to vessels under 2,032 metric tons. The total completed tonnage of cruisers (split into heavy cruisers with guns exceeding 6.1 inches (155mm) calibre and light cruisers with smaller guns), destroyers and submarines to be built by 1937 was limited as was the individual tonnage in each category. The capital ships of a navy are its important warships; the ones with the heaviest firepower and armor. ... 1937 (MCMXXXVII) was a common year starting on Friday (link will take you to calendar). ... An aircraft carrier is a warship whose main role is to deploy and recover aircraft—in effect acting as a sea-going airbase. ... USS Port Royal, a Ticonderoga-class guided missile cruiser, launched in 1994. ... A heavy cruiser is a type of large warship which originated with the British Hawkins class during World War I. They entered service after the war. ... A light cruiser is a warship that is not so large and powerful as a regular (or heavy) cruiser, but still larger than ships like destroyers. ... USS Lassen, an Arleigh Burke-class destroyer In naval terminology, a destroyer is a fast and maneuverable yet long-endurance warship intended to escort larger vessels in a fleet or battle group and defend them against smaller, short-range attackers (originally torpedo boats, later submarines and aircraft). ...

The articles relating to submarine warfare declared that international law applied to them as to surface vessels. Also merchant vessels which did not demonstrate "persistent refusal to stop" or "active resistance" could not be sunk without the ship's crew and passengers being first delivered to a "place of safety". International law, is the body of law that regulates the activities of entities possessing international personality. Traditionally, that meant the conduct and relationships of states. ...

The next phase of attempted naval arms control was the Second Geneva Naval Conference in 1932. This was followed by the Second London Naval Treaty of 1936. 1932 (MCMXXXII) is a leap year starting on Friday. ... The Second London Naval Disarmament Conference opened in England on December 9, 1935. ...

See also

• Treaty of London - List of treaties signed in London.

Treaty of London may refer to: Treaty of London, 1359 ceding western France to England, repudiated by the Estates-General in Paris, 19 May 1359 Treaty of London, 1604 between England and Spain Treaty of London, 1700, also known as the Second Partition Treaty. ...

Links

• Text of the treaty