Why are there so many Armed Forces personnel at Wimbledon?

On Guard at Wimbledon - The New York Times

Labour calls for UK rearmament and end to military cuts

Wimbledon Foundation Supports Military & Emergency Services Charities - The Championships, Wimbledon - Official Site by IBM

Search Forces Network

On Guard at Wimbledon - The New York Times

Wimbledon stewards hi-res stock photography and images - Alamy

HM Armed Forces - Can't help but feel proud watching

Royal Navy and Royal Naval Reservist brothers on Centre Court at Wimbledon

Why are there so many Armed Forces personnel at Wimbledon?

HM Armed Forces - Can't help but feel proud watching