March 7 (Reuters) - A British Royal Marine was killed on Tuesday in Afghanistan when NATO launched its biggest offensive since 2001 against Taliban guerrillas.

Two other British soldiers died during a rocket attack in the Sangin area of Helmand province on Saturday.

Here are the latest figures for foreign military deaths in Afghanistan since the Taliban government was toppled in 2001:

NATO/U.S.-LED COALITION FORCES:

United States 371

Britain 51

Canada 45

Spain 20

Germany 18

Other nations 35

TOTAL: 540

Last year was the bloodiest in Afghanistan since U.S.-led forces overthrew the Taliban in 2001.

More than 4,000 people were killed in fighting in 2006, a quarter of them civilians and more than 170 of them foreign soldiers.

Sources: Reuters/icasualties.org

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