The United States Second Fleet is a numbered fleet in the United States Navy responsible for operations in the East Coast and North Atlantic Ocean. Established after World War II, Second Fleet was deactivated in 2011, when the United States government believed that Russia's military threat had diminished, and reestablished in 2018 amid renewed tensions between NATO and Russia.
HMS Argonaut (F56) was a Leander-class frigate that served with the Royal Navy from 1967 to 1993. She took part in the Falklands War in 1982, sustaining damage and casualties in action.
Standing Royal Navy deployments is a list of operations and commitments undertaken by the United Kingdom's Royal Navy on a worldwide basis. The following list details these commitments and deployments sorted by region and in alphabetical order. Routine deployments made by the Navy's nuclear-powered submarines and their location of operations is classified.
USS Vicksburg (CG-69) was a Ticonderoga-class guided missile cruiser that served in the United States Navy. She was named for the Siege of Vicksburg fought during the American Civil War.
USS Nicholson (DD-982), a Spruance-class destroyer, was the fourth ship of the United States Navy to be named for a family which was prominent in early American naval history, including James Nicholson, the senior Continental Navy Captain, and Samuel Nicholson, the first captain of USS Constitution.
Standing NATO Maritime Group 2 (SNMG2) is a North Atlantic Treaty Organization (NATO) standing maritime immediate reaction force. SNMG2 consists of four to six destroyers and frigates. Its role is to provide NATO with an immediate operational response capability.
HMCS Fredericton is a Halifax-class frigate that has served in the Canadian Forces since 1994. Fredericton is the eighth ship in her class which is based on the Canadian Patrol Frigate Project. She is the second vessel to carry the name. Fredericton serves on MARLANT missions protecting Canada's sovereignty in the Atlantic Ocean and enforcing Canadian laws in its territorial sea and Exclusive Economic Zone. Fredericton has also been deployed on missions throughout the Atlantic and to the Indian Ocean; specifically the Persian Gulf and Arabian Sea on anti-terrorism operations. Fredericton has also participated in several NATO missions, patrolling the Atlantic Ocean as part of Standing Naval Force Atlantic (STANAVFORLANT) and its successor Standing NATO Response Force Maritime Group 1 (SNMG1). The frigate is assigned to Maritime Forces Atlantic (MARLANT) and is homeported at CFB Halifax.
HMCS Charlottetown is a Halifax-class frigate that has served in the Royal Canadian Navy since 1995. Charlottetown is the tenth ship in her class which is based on the Canadian Patrol Frigate Project. She is the third vessel to carry the designation HMCS Charlottetown. Charlottetown, assigned to Maritime Forces Atlantic (MARLANT) and homeported at CFB Halifax, serves on missions protecting Canada's sovereignty in the Atlantic Ocean and enforcing Canadian laws in its territorial sea and exclusive economic zone. Charlottetown has also participated in several NATO missions, patrolling the Atlantic Ocean as part of Standing Naval Force Atlantic (STANAVFORLANT) and its successors Standing NATO Maritime Group 1 and 2. Charlottetown has also been deployed on missions throughout the Atlantic and to the Indian Ocean, specifically the Persian Gulf and Arabian Sea on anti-terrorism operations.
HMCS Iroquois was the lead ship of the Iroquois-class destroyers of the Royal Canadian Navy, also known as the Tribal class or the 280 class. The second vessel to carry the name, she carried the hull number DDG 280. Entering service in 1972 she was assigned to Maritime Forces Atlantic (MARLANT) and was homeported at CFB Halifax. Iroquois was deployed overseas for blockade and anti-terrorism duties, including participating in Operation Apollo in 2002–03. Taken out of service in 2014 and paid off in 2015.
The Supreme Allied Commander Atlantic (SACLANT) was one of two supreme commanders of the North Atlantic Treaty Organisation (NATO), the other being the Supreme Allied Commander Europe (SACEUR). The SACLANT led Allied Command Atlantic was based at Norfolk, Virginia. The entire command was routinely referred to as 'SACLANT'.
Operation Active Endeavour was a maritime operation of the North Atlantic Treaty Organization. It operated in the Mediterranean Sea and was designed to prevent the movement of terrorists or weapons of mass destruction. It had collateral benefits in enhanced security of shipping in general. It was one of the first military actions taken by NATO in response to an invocation of Article 5 of the North Atlantic Treaty which provides for collective defense and the first-ever operation conducted by the Alliance in direct application of the defense clause of the Treaty. In November 2016 it was replaced by the non-Article-5 Operation Sea Guardian.
HNLMS De Ruyter is a De Zeven Provinciën-class frigate of the Royal Netherlands Navy. She was laid down in 2000, launched in 2002, and commissioned in 2004, the third ship of her class to enter service. The frigate is named after Dutch admiral Michiel de Ruyter (1607–1676).
Exercise Verity was the only major training exercise of the Western Union (WU). Undertaken in July 1949, it involved 60 warships from the British, French, Belgian and Dutch navies. A contemporary newsreel described this exercise as involving "the greatest assembly of warships since the Battle of Jutland."
The Joint Expeditionary Force (Maritime) (or JEF(M)) (formerly the Response Force Task Group (RFTG), and prior to that the Joint Rapid Reaction Force (JRRF)), is the Royal Navy's contribution to the Joint Expeditionary Force (JEF) maintained at very high-readiness and available at short notice to respond to unexpected global events. In addition to the Royal Navy and the Royal Marines, the JEF(M) also includes elements of the British Army and the Royal Air Force. While it is primarily poised to conduct war-fighting or strike operations, the JEF(M) is capable of undertaking a diverse range of activities such as evacuation operations, disaster relief or humanitarian aid.
The Allied Maritime Command (MARCOM) is the central command of all NATO maritime forces and the Commander MARCOM is the prime maritime advisor to the Alliance. When directed by the Supreme Allied Commander Europe (SACEUR), it provides the core of the headquarters responsible for the conduct of maritime operations. The command is based at the Northwood Headquarters in Eastbury, Hertfordshire.
Hessen is a Sachsen-class frigate of the German Navy.
Bayern is a Brandenburg-class frigate of the German Navy.
HNoMS Maud is a replenishment oiler constructed at Daewoo Shipbuilding & Marine Engineering in South Korea. She was built on behalf of the Norwegian Defense Materials Agency Forsvarsmateriell, for service in the Royal Norwegian Navy.
Operation Reassurance (OpRe) is an initiative of the Canadian Armed Forces (CAF) which dates from 2014, when NATO partners "agreed upon and began to enact a series of military measures on 16 April 2014", in response to the February 2014 annexation of Crimea by the Russian Federation. The initial financial commitment was agreed to at a meeting of the Harper Cabinet the next day. As of 25 March 2022 it funds the deployment of approximately 1,375 CAF members.
North Atlantic Treaty Organization 
