Irish Rebellion of 1641

Date: October 23, 1641 • Location: County Monaghan, Ireland

Irish Catholic gentry in Ulster tried to seize control of Dublin Castle, the seat of English rule in Ireland, to force concessions to Catholics.

Ulster is one of the four historical provinces of Ireland, located in the northern part of the island. It is made up of nine counties, with six of these comprising Northern Ireland, while the remaining three are in the Republic of Ireland.