Thomas MacDonagh was drawn into the Irish Republican Brotherhood through his strong conscience and sense of social justice, becoming a member of the Provisional Government and a signatory of the 1916 Easter Proclamation.
He was executed on 3 May 1916 in Kilmainham Gaol, Dublin..
Thomas MacDonagh was drawn into the Irish Republican Brotherhood through his strong conscience and sense of social justice, becoming a member of the Provisional Government and a signatory of the 1916 Easter Proclamation