There were maybe 20 Troubles-related deaths in April 1972.
British Army: Seven. Two were killed by the (Provisional) IRA and five (including four in Derry) were killed by the Official IRA.
Ulster Defence Regiment. One man was found murdered at side of the road in County Armagh. The murderers were Provisional IRA.
Republicans: Three IRA men died in a garage in Bawnmore North Belfast when a bomb they were making exploded prematurely. Joe McCann aleader in the Official IRA was shot dead by the British Army in the Markets area of Belfast.
Civilians: One man was “executed” as an informer by IRA in West Belfast. An 8 year old girl was killed “accidently” by IRA during a gun battle in North Belfast and an elderly Protestant was killed in an IRA bomb in Ballymoney, County Antrim.
An elderly man (86) was killed by the British Army as he looked out his window in Divis Tower and an 11 year old boy was killed by a rubber bullet fired by the British Army. Another Catholic civilian was killed by the British Army in West Belfast.
The other civilian deaths (a Catholic walking on Falls area and a Catholic taxi driver) were both killed by loyalists.