Celebrated public servant was also known for his penetrating inquiry into Iraq War

SDLP leader tried to start a fresh initiative using ‘medium of Protestant Church leaders’

Republican masterminded robberies before playing key role in Sinn Féin’s road to peace

State papers: The six Irishmen were jailed for life in 1975 after being wrongfully convicted of the murders of 21 people in IRA bomb attacks on two pubs

State Papers 1994: US officials told Sinn Féin ‘likely to increase the level of violence’ in North

Ex-prime minister not as clear about decisions in run-up to war as he should have been

Unconditional support for Bush and paralysing groupthink fed into Iraq invasion

Former British prime minister responds to damning verdict of Chilcot inquiry

Inquiry into Iraq War is damning in its criticism of Blair and UK intelligence chiefs

Former British prime minister says the world is ‘better and safer’ since invasion of Iraq

Former US president acknowledges mistakes but says ‘world is better off’ without Hussein

Russian Embassy in London tweets ‘Keep Calm but I Told You So’

Tony Blair, Alastair Campbell and Jack Straw were main protagonists in war decision

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‘The UK chose to join the invasion of Iraq before the peaceful options for disarmament had been exhausted’