2026-07-12 Battle of the Boyne (Northern Ireland) Battle of the Boyne (Northern Ireland) July 12, 2026 Battle of the Boyne (Northern Ireland) Public holiday in Northern Ireland
2026-07-13 Battle of the Boyne observed (Northern Ireland) Battle of the Boyne observed (Northern Ireland) July 13, 2026 Battle of the Boyne observed (Northern Ireland) Public holiday in Northern Ireland