19 April - Sinn Féin proposes an Executive Council of the Irish National Alliance to challenge the right of any foreign parliament to make laws for Ireland.
9 November - Labour leader James Larkin is arrested in New York. He is charged with circulating a publication advocating the forcible overthrow of the government.
Arts and literature
5 MaySeamus Ennis born. Irish player of uilleann pipes, singer, and folk-song collector.