The Eastern Fleet was a World War II formation of the British Royal Navy

Royal Navy

The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...

. It was formed from the ships and installations of the East Indies Station

East Indies Station

The East Indies Station was a formation of the British Royal Navy from 1865 to 1941.From 1831 to 1865 the East Indies and the China Station were a single command known as the East Indies and China Station...

 and the China Station

China Station

The China Station was a historical formation of the British Royal Navy. It was formally the units and establishments responsible to the Commander-in-Chief, China....

 (which are included in this list), with headquarters at Singapore

Singapore

Singapore , officially the Republic of Singapore, is a Southeast Asian city-state off the southern tip of the Malay Peninsula, north of the equator. An island country made up of 63 islands, it is separated from Malaysia by the Straits of Johor to its north and from Indonesia's Riau Islands by the...

, moving between Trincomalee

Trincomalee

Trincomalee is a port city in Eastern Province, Sri Lanka and lies on the east coast of the island, about 113 miles south of Jaffna. It has a population of approximately 100,000 . The city is built on a peninsula, which divides the inner and outer harbours. Overlooking the Kottiyar Bay,...

 and Kilindini after the Japanese advances in south east Asia made Singapore untenable as a naval base. See main article for details.