UBS Mayu

Anti-submarine warfare is a branch of underwater warfare that uses surface warships, aircraft, submarines, or other platforms, to find, track, and deter, damage, or destroy enemy submarines. Such operations are typically carried out to protect friendly shipping and coastal facilities from submarine attacks and to overcome blockades.

A convoy is a group of vehicles, typically motor vehicles or ships, traveling together for mutual support and protection. Often, a convoy is organized with armed defensive support and can help maintain cohesion within a unit. It may also be used in a non-military sense, for example when driving through remote areas.

The Royal Navy (RN) is the United Kingdom's naval warfare force. Although warships were used by English and Scottish kings from the early medieval period, the first major maritime engagements were fought in the Hundred Years' War against France. The modern Royal Navy traces its origins to the early 16th century; the oldest of the UK's armed services, it is consequently known as the Senior Service.

Freetown is the capital and largest city of Sierra Leone. It is a major port city on the Atlantic Ocean and is located in the Western Area of the country. Freetown is Sierra Leone's major urban, economic, financial, cultural, educational and political centre, as it is the seat of the Government of Sierra Leone. The population of Freetown was 1,055,964 at the 2015 census.

Lagos is the most populous city in Africa with an estimated population of 15.9 million in 2015. The estimated population for Lagos city was more than 24 million in 2022; and around 30 million for the Lagos metropolitan area, including the suburban area reaching far into the neighbouring Ogun State, thus making Lagos the most populous urban area in Africa. Lagos was the national capital of Nigeria until December 1991 following the government's decision to move their capital to Abuja in the centre of the country. Lagos is a major African financial centre and is the economic hub of Lagos State and Nigeria at large. The city has been described as the cultural, financial, and entertainment capital of Africa, and is a significant influence on commerce, entertainment, technology, education, politics, tourism, art, and fashion. Lagos is also among the top ten of the world's fastest-growing cities and urban areas. The megacity has the fourth-highest GDP in Africa and houses one of the largest and busiest seaports on the continent. The Lagos metropolitan area is a major educational and cultural centre in Sub Saharan Africa. Due to the large urban population and port traffic volumes, Lagos is classified as a Medium-Port Megacity.

The Battle of the Atlantic, the longest continuous military campaign in World War II, ran from 1939 to the defeat of Nazi Germany in 1945, covering a major part of the naval history of World War II. At its core was the Allied naval blockade of Germany, announced the day after the declaration of war, and Germany's subsequent counter-blockade. The campaign peaked from mid-1940 through to the end of 1943.

Naval Base Simon's Town is the South African Navy's largest naval base, situated at Simon's Town, near Cape Town. The base provides support functions to Fleet Command.

Aung San was a Burmese politician, independence activist and revolutionary. He was instrumental in Myanmar's struggle for independence from British rule, but he was assassinated just six months before his goal was realized. Aung San is considered the founder of modern-day Myanmar and the Tatmadaw, and is commonly referred to by the titles "Father of the Nation", "Father of Independence", and "Father of the Tatmadaw".

Rakhine State is a state in Myanmar (Burma). Situated on the western coast, it is bordered by Chin State to the north, Magway Region, Bago Region and Ayeyarwady Region to the east, the Bay of Bengal to the west and the Chittagong Division of Bangladesh to the northwest. It is located approximately between latitudes 17°30' north and 21°30' north and longitudes 92°10' east and 94°50' east. The Arakan Mountains or Rakhine Yoma separated Rakhine State from central Burma from North to South. Off the coast of Rakhine State there are some fairly large islands such as Ramree, Cheduba and Myingun. Rakhine State has an area of 36,762 square kilometres (14,194 sq mi) and its capital is Sittwe.

HMS Birmingham was a member of the first group of five ships of the Town class light cruisers.

A flagship is a vessel used by the commanding officer of a group of naval ships, characteristically a flag officer entitled by custom to fly a distinguishing flag. Used more loosely, it is the lead ship in a fleet of vessels, typically the first, largest, fastest, most heavily armed, or best known.

The Myanmar Navy is the naval warfare branch of the armed forces of Myanmar. With 24,000 personnel on duty, the navy operates more than 150 vessels. Prior to 1988, the navy was small, and its role in counter-insurgency operations was smaller than those of the army and the air force. The navy has since been expanded to take on a more active role in defense of Myanmar's territorial waters.