The Saville Inquiry is investigating what happened on 30 January 1972 when paratroops opened fire on civilians at a civil rights march in the Bogside in Londonderry killing 13 people.
Faced with new Taliban leaders turning their deadly focus more toward Pakistan, the military sent 28, 000 soldiers into the region in 2009, launching airstrikes and sending in paratroops to overwhelm the insurgents in two months.