In 1998, the PDP in its first presidential primary election held in Jos, Plateau State, North Central part of Nigeria where they nominated former military leader Olusegun Obasanjo who had just been released from detention as political prisoner as the presidential candidate in the elections of February 1999, with Atiku Abubakar (Governor-Elect of Adamawa State and a former leading member of the Social Democratic Party) as his running mate. They won the presidential election and were inaugurated 29 May 1999.