Mr Hammond and Mr Le Drian visited French aircraft carrier the Charles de Gaulle, then were briefed by officers at HMS Bulwark.
Mr Hammond said the exercise was symbolic of the promise made in 2010.
It's a real, concrete delivery of that collaboration in the form of an enhanced military capability that gives our two countries additional force, additional capabilities to project military power in support of our national policies and international obligations.
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After a relatively mild and quiet night, an episode of rain for many of us tomorrow.
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The Home Office made the arrests at various restaurants across London on July 4.