Oloogbe Umaru Yar'Adua jawe olubori ninu idibo ti o ni ariyanjiyan pupo julo fun egbe oselu People's Democratic Party (PDP) ati pe o bura ni ojo okan-din-logbon osu karun.Lehin idibo aare, awon egbe ti n sakiyesi idibo naa fun ni igbelewon aibale.. 
Ni osu kejila odun 1983 won tun yan-an duduşireẹ̀ẹ̀ ti Ipinle Bendel, o di Oloye adajo ni osu kejo odun 1988.. 