Diego Garcia, a small atoll in the Indian Ocean, has played a pivotal role in global geopolitics. Its strategic importance, coupled with the controversial

While the UK and US retain a key strategic military base in the Indian Ocean, the two governments remain apprehensive over the security of the island.

Mauritius is getting sovereignty over the remote Chagos Archipelago in the Indian Ocean, but Britain will continue to administer the strategically crucial island of Diego Garcia for another century, preserving the Anglo-American joint base on

In the early 1970s, Britain evicted almost 2,000 residents to Mauritius and the Seychelles to make way for an airbase on Diego Garcia, the largest island, which it had leased to the United States in 1966.

Washington said the deal protected the long-term, secure and effective operation of the strategic military base.

The U.K. has agreed to hand sovereignty of the long-contested Chagos Islands, an archipelago of more than 60 islands in the Indian Ocean, to Mauritius, in a deal to secure the future of a strategically important U.

Britain on Thursday said it would give up sovereignty of a remote Indian Ocean archipelago to Mauritius but will maintain there a strategic military base that it shares with the United States, in what US President Joe Biden described as a "historic agreement".