Secret Agents in Ireland. O'Brien Press. . Kelly, Stephen (2021). Margaret Thatcher, the Conservative Party and the Northern Ireland conflict, 1975–1990. Bloomsbury. . McKittrick, David; Kelters, Seamus; Feeney, Brian and Thornton, Chris (1999). Lost Lives: The stories of the men, women and children who died as a result of the Northern Ireland troubles. Mainstream Publishing Company. . Myers, Kevin (2006). Watching the Door: A Memoir 1971–1978, Lilliput Press, Dublin. Potter, John Furniss (2001). A Testimony to Courage: The Regimental History of the Ulster Defence Regiment 1969–1992. Pen & Sword Books. . Ryder, Chris (1991). The Ulster Defence Regiment: An Instrument of Peace? . External links Northern Ireland Elections Archive Northern Ireland Conflict Archive on the Internet (CAIN Project) BBC Northern Ireland: The Troubles The Troubles – Statistical Analysis Peacewall Archive – An archive of photos, maps, texts and links relating to Belfast's Peace lines – a legacy of 'The Troubles' British Army Historical Document Linen Hall Library Northern Ireland Political Collection Booknotes interview with J. Bowyer Bell on The Irish Troubles: A Generation of Violence, 1967–1992, 6 June 1993. The Irish Story archive on the Troubles The Conflict in Ireland – 1991 Sinn Féin document Interview with undercover soldiers by BBC dated 21 November 2013 Belfast: No Way Out (1970) on BFI Player Timeline of events 1969 in Northern Ireland 1960s in Irish politics 1970s conflicts 1970s in Irish politics 1970s in Northern Ireland 1980s conflicts 1980s in Irish politics 1980s in Northern Ireland 1990s conflicts 1990s in Irish politics 1990s in Northern Ireland 20th-century military history of the United Kingdom Articles containing video clips Conflicts in 1969 Dirty wars Guerrilla wars Ireland–United Kingdom relations Irish republicanism Political history of Northern Ireland Protestant–Catholic sectarian violence Rebellions in the United Kingdom and Ireland Separatist rebellion-based civil wars Terrorism in Northern Ireland Wars involving Ireland Wars involving the United Kingdom