Alternative History
Royal Navy
Naval Ensign of the United Kingdom

Naval ensign
Active 16th century - present
Country United Kingdom
Type Navy
Size 39,100 active personnel

50 surface ships
Ten submarines

Part of Ministry of Defence
Garrison/HQ Devonport, Portsmouth
First Sea Lord Bruce Fraser

The Royal Navy of the United Kingdom is the oldest of HM Armed Forces. From the beginning of the 19th century until the end of World War I it was the most powerful navy in the world, playing a key part in establishing the British Empire as the dominant world power from 1815 until 1919. In World War II the Royal Navy operated almost 140 ships.