A shekarar 2007 Umaru Musa 'Yar'Adua ya zama ɗan takakar muƙamin shugaban ƙasa na Jam'iyar PDP bayan ya samu taimakon tsohon shugaban ƙasa Cif Olusegun Obasanjo ya zama shugaban ƙasa a ranar 29 ga watan Mayun 2007.