Hamas, the Palestinians, and the Sunni-Shiite hostilities of the Mideast all testify to the complete inability of its Arab population to seek peace with anyone, including each other.
There are many reasons why Hamas, a terrorist organization according to the U.S. State Department, has increased its rocketing of Israel. And it is an increase because Hamas has never ceased from rocketing Israel following it seizure of Gaza from the Palestinian Authority, also known as Fatah.