Last Updated: Ismail Haniyeh Re-elected As Supreme Leader of Palestinian Islamist Group Hamas Ismail Haniyeh reinstated his chair with an unopposed majority after thousands of people voted for him in the internal poll, Hamas said in a statement. IMAGE: @IsmailHaniyyeh/Twitter Ismail Haniyeh has been reappointed as the chief of the Palestinian Islamist group, Hamas. He reinstated his chair with an unopposed majority after thousands of people voted for him in the internal poll, Hamas said in a statement. Haniyeh secured the top position in Hamas' Gaza politburo for the second time in a row after being in exile for about two years.