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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 world's most powerful navy and the largest by tonnage, at 4.5 million tons in 2021 [9] and in 2009 an estimated battle fleet tonnage that exceeded the next 13 navies ...
O United States Navy (USN), (em português: Marinha dos Estados Unidos), é o ramo de serviço marítimo das Forças Armadas dos Estados Unidos e um dos oito serviços uniformizados dos Estados Unidos.
- United States Navy
- Estados Unidos
The history of the United States Navy divides into two major periods: the "Old Navy", a small but respected force of sailing ships that became notable for innovation in the use of ironclads during the American Civil War, and the "New Navy" the result of a modernization effort that began in the 1880s and made it the largest in the ...
Current ships include commissioned warships that are in active service, as well as ships that are part of Military Sealift Command, the support component and the Ready Reserve Force, that while non-commissioned, are still part of the effective force of the US Navy.
- Aircraft Carriers
- Amphibious Warfare Ships
- Cruisers
- Destroyers
- Frigates
- Littoral Combat Ships
- Mine Countermeasures Ships
- Patrol Ships
- Submarines
- Future Requirements
Aircraft carriers (CVN) have the ability to put most nations within striking distance of U.S. air power which makes them the cornerstone of US forward deployment and deterrence strategy. Multiple carriers are deployed around the world to provide military presence, respond quickly to crises, and participate in joint exercises with allied forces; thi...
Amphibious assault ships
Amphibious assault ships, sub-types known as landing, helicopter dock or LHD and landing, helicopter assault or LHA. (also referred to as a commando carrier or an amphibious assault carrier), are 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, but includes support for amphibious landing craft, with most designs including a well deck. Com...
Amphibious command ships
Amphibious command ships (LCC) of the United States Navy are large, special purpose ships, originally designed to command large amphibious invasions. However, as amphibious invasions have become less likely, they are now used as general command ships, and serve as floating headquarters for two, forward deployed, numbered Fleet commands. Currently, they are assigned to the 6th and 7th fleets as flagships. 1. Blue Ridge class(2 in active service)
Amphibious transport docks
Amphibious transport docks, also known as landing platform dock or LPD, is an amphibious warfare ship, a warship that embarks, transports, and lands elements of a landing force for expeditionary warfare missions.Several navies currently operate this kind of ship. The ships are generally designed to transport troops into a war zone by sea, primarily using landing craft, although invariably they also have the capability to operate transport, utility and attack helicopters and multi-mission tilt...
Cruisers and Guided missile cruisers (CG) are a type of warship. The term has been in use for several hundred years, and has had different meanings throughout this period. During the Age of Sail, the term cruising referred to certain kinds of missions – independent scouting, raiding or commerce protection – fulfilled by a frigate or sloop, which we...
Destroyers DDG are fast maneuverable long-endurance warships intended to escort larger vessels in a fleet, convoy or battle group and defend them against smaller powerful short-range attackers. They were originally developed in the late 19th century as a defense against torpedo boats, and by the time of the Russo-Japanese Warin 1904, these "torpedo...
Frigates FF or FFG (according to the modern classification of U.S. navy warships) are smaller ships than destroyers. They are designed primarily to protect other ships (such as merchant convoys), and perform some Anti-Submarine Warfare duties. They are cheaper but of more limited capability than destroyers. The last active class of frigates in the ...
Littoral combat ships LCS are a class of relatively small surface vessels intended for operations in the littoral zone (close to shore) by the United States Navy. It was "envisioned to be a networked, agile, stealthy surface combatant capable of defeating anti-access and asymmetric threatsin the littorals." The Freedom class and the Independence cl...
Mine countermeasures vessels or MCM are a type of naval ship designed for the location of and destruction of naval mines which combines the role of a minesweeper and minehunterin one hull. The term MCMV is also applied collectively to minehunters and minesweepers. A "minesweeper" is a small naval warship designed to engage in minesweeping. Using va...
Patrol ships PC are relatively small naval vessels generally designed for coastal defense duties. There have been many designs for patrol boats. They may be operated by a nation's navy, coast guard, police force or customs and may be intended for marine (blue water) and/or estuarine or river ("brown water") environments. They are commonly found eng...
Submarines SSN, SSBN, SSGN are watercraft capable of independent operation underwater. There are currently two types; attack and ballistic. "Attack submarines" (SSN) have tactical missions, including controlling naval and shipping activity, serving as cruise missile-launching platforms, and intelligence-gathering. "Ballistic submarines" (SSBN) prim...
In a 2012 study called the "Force Structure Assessment", the Navy determined a post-2020 battle-force requirement of 306 ships. 1. 12 fleet ballistic missile submarines 2. 11 nuclear-powered aircraft carriers 3. 48 nuclear-powered attack submarines 4. 0-4 nuclear-powered cruise missile submarines 5. 88 large, multi-mission, surface combatants 6. 52...
United States Navy. America's Warfighting Navy serves as commander's intent, and reiterates the Navy's fundamental and timeless roles by defining who the Navy is and what the Navy does. Air Force ...
The structure of the United States Navy consists of four main bodies: the Office of the Secretary of the Navy, the Office of the Chief of Naval Operations, the operating forces (described below), and the Shore Establishment.
