Original sentence: He introduced strong measures against the IRA including internment and military courts.His brother, Harry Boland was killed during the Irish Civil War.With the money from a collection held by the Gaelic Athletic Association (Gaelic Athletic Association), Boland's mother opened a shop
Edited sentence: He introduced strong measures against the IRA, including internment and military courts.His brother, Harry Boland, a friend of Michael Collins, was killed during the Irish Civil War.With the money from a collection held by the Gaelic Athletic Association, Boland's mother opened a shop