Reginald Norman Morgan Empey, Baron Empey of Shandon, OBE, (born 26 October 1947) – known as Sir Reg Empey prior to 2011 – is the current Chairman and a former Leader of the Ulster Unionist Party, and a former member of the Northern Ireland Assembly for East Belfast. Twice Lord Mayor of Belfast, he was elected the 13th leader of Ulster Unionist Party on 24 June 2005, succeeding former First Minister of Northern Ireland, David Trimble.

Born in east Belfast on 26 October 1947, Reg Empey's family were retailers, and his uncle was a Stormont Ulster Unionist MP. Empey attended Hillcrest Preparatory School, Belfast, and The Royal School, Armagh before graduating with an economics degree from Queen's University of Belfast, where his contemporaries included the future MP Bernadette Devlin. After that he built up a business career, specifically in retailing, a dangerous trade in 1970s Belfast. When his Royal Avenue store, which was opposite the Army barracks, was destroyed in an explosion, and looted, he expressed his outrage on television.

David Ford (born 24 February 1951) is a politician who is a member of the Northern Ireland Assembly. Ford has been leader of the Alliance Party of Northern Ireland since 2001 and has been Northern Ireland Minister of Justice since April 2010.

Ford was born on 24 February 1951 to Northern Irish and Welsh parents and grew up in Orpington, Kent, England. Ford was educated at Warren Road Primary School, Orpington and Dulwich College, London. He spent summer holidays on his uncle's farm in Gortin, County Tyrone, and moved to Northern Ireland permanently in 1969 when he went to study Economics at Queen's University Belfast. There he joined the university's student Alliance Party grouping. After graduating, Ford took a year out to work as a volunteer at the ecumenical Corrymeela Community in Ballycastle, County Antrim, before starting work as a social worker in 1973.

Ford stood unsuccessfully for Antrim Borough Council in 1989, and entered politics full-time when be became general secretary of the Alliance Party. In that role, he was best known as a strong supporter of the then-leader John Alderdice and an advocate of better political organisation and community politics. He was elected to Antrim Borough Council in 1993, 1997 and - after leaving the Council in 2001 to concentrate on Assembly business - again in 2005.

James Gordon Brown (born 20 February 1951) is a British Labour Party politician who was the Prime Minister of the United Kingdom and Leader of the Labour Party from 2007 until 2010. He previously served as Chancellor of the Exchequer in the Labour Government from 1997 to 2007, becoming the longest-serving holder of that office in modern history. Brown has been a Member of Parliament (MP) since 1983, for Dunfermline East until 2005, and currently for Kirkcaldy and Cowdenbeath.

Brown became Prime Minister on 27 June 2007, after the resignation of Tony Blair and three days after becoming Leader of the governing Labour Party. His tenure ended on 11 May 2010, when he resigned as Prime Minister and Leader of the Labour Party. Brown was one of only three people to serve in the Cabinet continuously from Labour's victory in 1997 until its defeat in 2010, the others being Jack Straw and Alistair Darling.

Brown has a PhD in history from the University of Edinburgh and spent his early career working as a lecturer at a further education college and a television journalist. He has been a Member of Parliament since 1983; first for Dunfermline East and since 2005 for Kirkcaldy and Cowdenbeath. As Prime Minister, he also held the offices of First Lord of the Treasury and the Minister for the Civil Service.

Jeffrey Mark Donaldson, MP (born 7 December 1962) is a Northern Irish politician and Member of Parliament for Lagan Valley belonging to the Democratic Unionist Party. He is best known for his opposition to Ulster Unionist Party (UUP) leader David Trimble during the Northern Ireland peace process, especially from 1998 to 2003.

Donaldson was born in Kilkeel, County Down, in Northern Ireland. He attended the Kilkeel High School then Castlereagh College. He joined the Ulster Unionist Party and the Orange Order as a young man and later worked for the MP Enoch Powell.

Two of Donaldson's cousins were killed by the Provisional Irish Republican Army while serving in the Royal Ulster Constabulary: Sam Donaldson was killed in 1970 and Alex Donaldson, a Chief Inspector, died in a mortar attack on a Newry police station in 1985.

In 1985, following the death of Raymond McCullough, Donaldson was elected in a by-election to the Northern Ireland Assembly to represent South Down. In 1996 he was first placed candidate on the UUP list for the 1996 forum elections, virtually guaranteeing him a seat. This led to his selection in 1997, for the Westminster Parliament where he was elected as a Member of Parliament (MP) for the Lagan Valley constituency. At that time he was tipped as a potential future leader of the Ulster Unionist Party.

Ian Richard Kyle Paisley, Baron Bannside, PC (born 6 April 1926) is a politician and former church minister from Northern Ireland. As the leader of the Democratic Unionist Party (DUP), he and Sinn Féin's Martin McGuinness were elected First Minister and deputy First Minister respectively on 8 May 2007. Paisley retired from religious ministry on 27 January 2012.

In addition to co-founding the DUP and leading it from 1971 to 2008, he is a founding member and was Moderator for 57 years of the Free Presbyterian Church of Ulster. In 2005, Paisley's political party became the largest unionist party in Northern Ireland, displacing his long-term rivals, the Ulster Unionists (UUP), who had dominated unionist politics in Northern Ireland since before the partition of Ireland.

On 4 March 2008 Paisley announced that he would step down as First Minister and leader of the DUP after the US-Northern Ireland Investment Conference in May 2008.Peter Robinson took over as DUP leader on 31 May 2008, and replaced Paisley as First Minister on 5 June 2008. Paisley was made a life peer in the Dissolution Honours List of Prime Minister Gordon Brown, ennobled on 18 June 2010 as Baron Bannside, of North Antrim in the County of Antrim.