History Ireland Tit-for-tat: the War of Independence in the northern counties open_in_new article, 2012
National Archives UKLetter from Lloyd George inviting Craig and de Valera to a conference open_in_new document, 24 June 1921
Decade of Centenaries timelineIrish Delegation travels to London July 1921 photograph, July 1921
UCD History HubAftermath of The Rising and 1917 By-Elections. (The Irish Revolution Lecture 5) podcast, 2014