JonathanAugust 2014 — April 2015· 17th indigenous IGP
Suleiman Abba
Removed 22 April 2015 by President-Elect Buhari ahead of the May 29 handover.
The record
Suleiman Abba was IGP through the run-up to and the conduct of the 28 March 2015 general election — the first time in Nigerian history an incumbent president lost re-election. He was removed on 22 April 2015 by the outgoing Jonathan administration, weeks ahead of the 29 May handover to Muhammadu Buhari.
Methodology
Tier 1 · primary
Courts. Gazettes. National archives.
Tier 2 · corroborating
OCCRP. HRW. BudgIT. TheCable.
Tier 4 · tertiary, flagged
Wikipedia only where primary is pending. Always labelled.