This article provides the complete text of Morgan McSweeney's resignation statement. McSweeney explains that he is stepping down after advising the Prime Minister to appoint Peter Mandelson as the UK ambassador to the United States. He now describes that recommendation as a mistake.

He states that he takes total responsibility for his advice and believes that resigning is his only honorable option. In his statement, McSweeney also argues that the government's background checks and vetting procedures need a complete overhaul. He ends by confirming that he still fully supports the Prime Minister.