Irish War of Independence by regulation for those areas where IRA activity was prevalent. On 10 December 1920, martial law was proclaimed in Counties Cork, Kerry, Limerick and Tipperary in Munster; in January 1921 martial law was extended to the rest of Munster in Counties Clare and Waterford, as well as Counties Kilkenny and Wexford in Leinster. It also suspended all coroners' courts because of the large number of warrants served on members of the British forces and replaced them with "military courts of enquiry". The powers of military courts-martial were extended to cover the whole population and were empowered to use the death
County Cork mountain ranges include: the Slieve Miskish and Caha Mountains on the Beara Peninsula, the Ballyhoura Mountains on the border with Limerick, and the Shehy Mountains which contain Knockboy (706 m), the highest point in Cork. The Shehy Mountains are on the border with Kerry and may be accessed from the area known as Priests Leap, near the village of Coomhola. The Galtee Mountains are located across parts of Tipperary, Limerick, and Cork and are Ireland's highest inland mountain range. The upland areas of the Ballyhoura, Boggeragh, Derrynasaggart, and Mullaghareirk Mountain ranges add to the range of habitats found in the