The 1st Battalion Irish Guards returned in April from a six-month tour in Afghanistan where they were deployed to 22 different locations in Helmand Province, tasked with developing the Afghan Army.
Before the medal parade, at Victoria Barracks in Windsor, Kate will meet privately with the families of three fallen servicemen and William will present them with posthumous Elizabeth Cross medals.
According to the BBC, Duke also looked ultra-smart in his uniform for the occasion.
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