Constitution of Ireland. Legality of the enactment of the Constitution of Ireland Politics of the Republic of Ireland, Amendments to the Constitution of Ireland, Supreme Court of Ireland, Articles 2 and 3 of the Constitution of Ireland, Fifth Amendment of the Constitution of Ireland, Irish head of state from 1936 to 1949, Names of the Irish state, Recognition of same-sex unions in Ireland, History of the Republic of Ireland, Constitution of the Irish Free State, Parliamentary system