Here is my first person perspective summary based on information from the Hamas Wikipedia page:

My name is Ismail Haniyeh. I am currently the political leader and chairman of the Hamas political bureau. I have been actively involved in Hamas since it was founded in 1987 by Sheikh Ahmed Yassin as an offshoot of the Palestinian Muslim Brotherhood. 

Hamas began as a charitable social organization providing support to Palestinians living in Gaza. After the start of the First Intifada in 1987, Hama