Michael Collins was killed in an ambush in west Cork on August 22nd 1922. It was an act was a mystery for many years, but confirmation that Denis ‘Sonny’ O’Neill , a native of West Cork, took part in the ambush is contained in files from the Military Archives was released in 2014. O’Neill, a former RIC man who was wounded fighting with the British army in the first World War, joined the IRA in December 1918. Collins was killed when his convoy was returning to Cork city from Mallow at about 7.15pm on the evening of August 22nd.
IrishDaily.Org 