Binali Yıldırım
Following the declared victory of the 'Yes' vote in the 2017 constitutional referendum despite electoral irregularities , Yıldırım resigned as AKP Leader in place of Erdoğan , who was elected as his successor during the 3rd AKP extraordinary Congress on 21 May 2017 . Yıldırım was subsequently elected as the AKP's parliamentary leader by 300 votes on 24 May . 
<triplet> 3rd AKP extraordinary Congress <subj> 21 May 2017 <obj> point in time