National Portrait GalleryThe Mad Bull (James Craig, 1st Viscount Craigavon; Michael Collins) cartoon, 15 February 1922
History Ireland Tit-for-tat: the War of Independence in the northern counties open_in_new article, 2012
Documents on Irish Foreign PolicyHeads of agreement between the provisional government and the government of Northern Ireland open_in_new document, 30 March 1922
Decade of Centenaries timelineBallytrain RIC barracks captured and sacked by the IRA. photograph, 1920
UCD History HubAftermath of The Rising and 1917 By-Elections. (The Irish Revolution Lecture 5) podcast, 2014
Decade of Centenaries timelineSir Edward Carson’s souvenir parchment of the Ulster Covenant document, 28 September 1912
Decade of Centenaries timelineUnionist Clubs and Orangemen en route to Balmoral Showgrounds photograph, April 1912