Islamist terror group Boko Haram kills at least 33 security personnel during attacks in Nigeria's northeastern Yobe State.
A cholera outbreak kills at least 16 people in three camps for displaced people fleeing Boko Haram in Nigeria. [http:--www.france24.com-en-20150916-cholera-kills-16-boko-haram-displaced-camps-ne-nigeria-msf?ns_campaign=reseaux_sociaux&ns_source=twitter&ns_mchannel=social&ns_linkname=editorial&aef_campaign_ref=partage_aef&aef_campaign_date=2015-09-16&dlvrit=66745 (France 24)]date=August 2019
Villagers in the Nigerian Kala-Balge district of Borno State form a vigilante group and successfully repel an attack from the terrorist Islamist group Boko Haram, seizing three cars and a military vehicle and killing around 200 of the militants.
The death toll of a series of co-ordinated bombing attacks in Kano, Nigeria, rises to more than 140. The attacks, which targeted police stations across the city, are attributed to Islamist group Boko Haram.
The President of Nigeria Goodluck Jonathan declares a state of emergency in the states of Borno, Yobe, Niger and Plateau due to violence by the Islamist sect Boko Haram. [http:--www.abc.net.au-news-2012-01-01-nigeria-declares-state-of-emergency-3753958 (AFP via ABC News Australia)]Clashes in Ebonyi State in eastern Nigeria kill at least fifty people. [http:--old.news.yahoo.com-s-nm-20111231-wl_nm-us_nigeria_clashes (Reuters via Yahoo! News)]date=August 2019 Nigeria shuts borders with the countries Cameroon, Chad, and Niger. [http:--www.thenationonlineng.net-2011-index.php-news-update-31740-jonathan-declares-state-of-emergency-in-borno-yobe-plateau-and-niger-states.html (The Nation)][https:--web.archive.org-web-20120107132718-http:--www.sunnewsonline.com-webpages-news-national-2012-jan-01-national-01-01-2012-001.html (The Sun)]Clashes in Ebonyi State in eastern Nigeria kill at least fifty people. [http:--old.news.yahoo.com-s-nm-20111231-wl_nm-us_nigeria_clashes (Reuters via Yahoo! News)]date=August 2019