When President Maïnassara was overthrown and assassinated in April 1999, Mayaki was reappointed by Daouda Malam Wanké, the leader of the military coup, to lead the country during the transition to new elections.

None of the CIA, DIA, or INR analysts said this gave weight to claims that Iraq was trying to get uranium from Africa, and the Vice President (who requested the information that prompted Wilson's trip to Niger) was not briefed on the issue.

There is no evidence that this claim about the meeting of an Iraqi delegation with Mayaki was used to bolster the case for war, or that it was in any way related to U.S. President George W. Bush's claim in the 2003 State of the Union address that "The British government has learned that Saddam Hussein recently sought significant quantities of uranium from Africa," which was based on what the British say in the Butler Report is completely separate evidence.

On 7 November 2019 Ibrahim Assane Mayaki was awarded the title of "Grand Cordon of the Order of the Rising Sun" by Japanese Emperor Naruhito.

[12] In addition to several academic articles, he published La Caravane Passe (Paris, Odilon Média, 1999, 210 p. ISBN 2-84213-029-4), a book relating his political experience.