James Emmet Dalton MC was an Irish soldier and film producer. He served in the British Army in the First World War, reaching the rank of captain. However, on his return to Ireland he became one of the senior figures in the Dublin Brigade of the guerrilla Irish Republican Army which fought against British rule in Ireland.

Michael Collins was an Irish revolutionary, soldier and politician who was a leading figure in the early-20th century struggle for Irish independence. During the War of Independence he was Director of Intelligence of the Irish Republican Army (IRA) and a government minister of the self-declared Irish Republic. He was then Chairman of the Provisional Government of the Irish Free State from January 1922 and commander-in-chief of the National Army from July until his death in an ambush in August 1922, during the Civil War.