Fourth Republic (1999–present) — Bauchi State

20–26 October 2001 — Sharia-implementation riots, Bauchi town — protests following the Bauchi State Sharia (Penal Code) Law (2001); ~30 deaths in inter-religious clashes in Bauchi metropolis, Yelwa Tudu and Sabon Layi.
20 February 2006 — Cartoon riots — protests over the Danish Mohammed cartoons spill into church-burnings across Bauchi, Maiduguri and Onitsha; ~50 dead across the corridor, ~15 in Bauchi LGA.
April 2007 — Election violence — Bauchi recorded among the highest casualty figures of the 2007 general elections (TMG Final Report); ~20 killed in INEC-office attacks.Election Crisis Pattern
26–29 July 2009 — Boko Haram uprising — the sect's founding insurrection breaks out in Bauchi (not Maiduguri): on 26 July 2009 sect members attack the Dutsen Tanshi police station in Bauchi to free detained members; the operation triggers the four-city uprising (Bauchi, Maiduguri, Yobe, Kano) that ends with the extra-judicial killing of Mohammed Yusuf on 30 July 2009. Bauchi death toll: 100+ in the 26–28 July fighting (HRW *Spiraling Violence*, 2012).Northern Abandonment Cycle Impunity Loop
17–22 April 2011 — Post-election violence — protests against Goodluck Jonathan's victory begin in Bauchi metropolis and spread across 12 northern states; ~800 killed nationally (Sheikh Lemu Panel, October 2011); Bauchi-specific deaths: ~120, plus 65 NYSC corps members killed across the North (the largest single category of victims). The Lemu Panel calls it 'the worst post-election violence in Nigerian history'.Election Crisis Pattern
2011–2015 — Boko Haram bombings — repeated attacks on Bauchi prison (7 Sept 2010 jailbreak, 800 inmates freed), St Patrick's Catholic Church (25 Dec 2011), and Bauchi central mosque (5 July 2014). Estimated 400+ deaths across the state during the insurgency peak.Northern Abandonment Cycle
June 2018 — Tafawa Balewa LGA clashes — Sayawa–Fulani violence in Bogoro and Lere; 12 killed.
20–25 October 2020 #EndSARS — protests in Bauchi metropolis; no fatalities recorded in Bauchi but 200 SARS-related case files submitted to the Bauchi State Judicial Panel.Impunity Loop
2021–present — Banditry & kidnap-for-ransom — Toro, Tafawa Balewa, Bogoro and Alkaleri LGAs record over 80 mass-kidnap incidents between 2021 and 2024 (SBM Intelligence dataset); ~250 deaths.Northern Abandonment Cycle