22 Nyakanga ni umwe mu minsi yibukwaho mu mateka ya Nigeria, kuko mu 1976 ubutegetsi bwa gisirikare bwakomeje inzira yo kuburanisha no guhana bamwe mu basirikare n'abandi bakekwagaho uruhare mu mugambi wo guhirika ubutegetsi no kwica Perezida Murtala Ramat Mohammed, wari wishwe ku wa 13 Gashyantare 1976.
Perezida Murtala Mohammed yiciwe mu murwa mukuru wa Lagos mu gitero cyagabwe n'agatsiko k'abasirikare bayobowe na Lt. Col. Buka Suka Dimka, bari bagamije gufata ubutegetsi. Icyo gikorwa cyateje umwuka mubi muri Nigeria, ariko umugambi wo guhirika ubutegetsi uza kuburizwamo n'ingabo zari zishyigikiye ubutegetsi bwariho.
Mu mezi yakurikiyeho, inzego z'ubutabera za gisirikare zatangiye kuburanisha abakekwagaho uruhare muri uwo mugambi. Ku wa 22 Nyakanga 1976, bamwe muri bo bari bamaze guhamwa n'ibyaha, maze bahabwa ibihano bikomeye nk'uko amategeko ya gisirikare y'icyo gihe yabiteganyaga. Icyo cyemezo cyari kigamije gukomeza umutekano no gukumira indi migambi yo guhungabanya ubutegetsi.
Nyuma y'urupfu rwa Murtala Mohammed, ubuyobozi bw'igihugu bwahise buyoborwa na Lt. Gen. Olusegun Obasanjo, wakomeje gahunda z'impinduka zari zatangijwe n'uwo yasimbuye, harimo kuvugurura inzego za Leta no gutegura inzibacyuho yasubije Nigeria ku butegetsi bwa gisivili mu 1979.
Kugeza n'ubu, Murtala Mohammed akomeje kwibukwa nk'umwe mu bayobozi bagize uruhare rukomeye mu kuvugurura Nigeria. Izina rye ryahawe Ikibuga Mpuzamahanga cy'Indege cya Lagos (Murtala Muhammed International Airport), nk'ikimenyetso cyo guha agaciro umurage yasize mu mateka y'icyo gihugu.
Uyu munsi mu mateka ukomeza kwibutsa akamaro ko kurinda ituze ry'igihugu, kubaha amategeko no gukemura amakimbirane binyuze mu nzira zubahiriza amategeko aho kwifashisha imbaraga za gisirikare.
