The five arms of the Royal Navy explained

Re Post - Forces Net

The arms of the Royal Navy work together to protect the nation's interests at sea, on land, and in the air.

The Royal Marines on reconnaissance training in the Arctic Circle, are an elite amphibious force of the Royal Navy, held at very high readiness for worldwide rapid response and threat neutralisation.

Watch: Incredible footage of Royal Marines 'helicasting' off Chinooks.

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