April 2nd , 1970
Following an Orange Order march, intense riots erupted on the Springfield Road in Belfast. Violence lasted for three days, and the British Army used CS gas for the first time in large quantities. About 38 soldiers and dozens of civilians were injured.
3 April Ian Freeland—the British Army’s overall commander in Northern Ireland—announced that anyone throwing petrol bombs would be shot dead if they did not heed a warning from soldiers.[