The letter, with signatories including his former ambassador to Iran Sir Richard Dalton and former London Mayor Ken Livingstone – comes weeks after he published an essay in which he claimed that the 2003 invasion was not to blame for the current crisis.
But the letter rejects this, saying: “We believe that Mr Blair, as a vociferous advocate of the invasion, must accept a degree of responsibility for its consequences.”
The letter, addressed to foreign ministers in the US, Russia and the EU as well as UN Secretary General Ban Ki-moon, adds that the former prime minister’s achievement as Middle East envoy are “negligible” .
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