Prince William and Kate Middleton had the full pomp and ceremony for their 2011 weddingCredit:Eddie Mulholland Want the best of The Telegraph direct to your email and WhatsApp? Sign up to our free twice-daily Front Page newsletter and new audio briefings. Prince Harry and Meghan Markle during a visit to BelfastCredit:PA “I am particularly pleased to hear that members of the Armed Forces who have a close relationship with Prince Harry will be taking part. Servicemen and women from the Royal Navy, Army and Royal Air Force will all be honoured to offer their support.”A Kensington Palace spokesperson said: “Prince Harry and Ms Meghan Markle are pleased that members of the Armed Forces will play such a special role in their wedding.”The military, and these units in particular, hold a great significance for Prince Harry and the couple are incredibly grateful for their support.” Musical support to the street liners will be provided by the Band of the Irish Guards. Trumpeters and a Captain’s Escort from the Household Cavalry will also provide ceremonial support bringing the total number of Armed Forces involved with the wedding to more than 250. Air Chief Marshal Sir Stuart Peach, Chief of the Defence Staff, said: “I am proud that members of the Armed Forces have been asked to take part in the ceremonial celebrations taking place on the royal couple’s wedding day.”It is a happy occasion for the whole country and reminds us of the role the Armed Forces play in marking important events in the life of the nation. The regiments Prince Harry served with in Afghanistan are to have a “special place” at the Royal wedding, with more than 250 men and women lining the streets, the Ministry of Defence has announced.Prince Harry and Meghan Markle said they are “incredibly grateful” for the support of a selection of regiments and units which have a personal link to the Prince, following his decade in the Army.Their wedding will include the spectacle of Household Cavalry troopers in their gleaming breast plates and plumed helmets lining the staircase at St George’s Chapel, Windsor Castle where the couple will be married on May 19.Streets within the precincts of the castle will be lined by members of the Windsor Castle Guard from 1st Battalion Irish Guards, and by Armed Forces personnel from the Royal Navy Small Ships and Diving, which has the Prince as Commodore-in-Chief, and the Royal Marines, where he is Captain General.The 3 Regiment Army Air Corps, where Prince Harry served as an Apache Pilot in Helmand Province, Afghanistan, will also be represented, as well as The Royal Gurkha Rifles, his comrades in Afghanistan in 2007, and RAF Honington, where he is Honorary Air Commandant.