The Battle of the Boyne (Irish: Cath na Bóinne IPA: [ˈkah n̪ˠə ˈbˠoːn̪ʲə]) was a battle in 1690 between the forces of the deposed King James VII and II of Scotland, England and Ireland and those of Dutch Prince William of Orange who, with his wife Mary II (his cousin and James’s daughter), had acceded to the Crowns of England and those of Scotland.