The Prime Minister , Ahmed Qurei , resigned , but at the request of President Mahmoud Abbas , remained as interim Prime Minister until 19 February 2006 , when Hamas leader Ismail Haniya formed a new government .
The Prime Minister , Ahmed Qurei , resigned , but at the request of President Mahmoud Abbas , remained as interim Prime Minister until February 19 , when Hamas leader Ismail Haniya formed the new government .