 Complete the following phrase:  Tensions between political parties Fatah and Hamas have gone on since 2007. Problems between the two parties have been numerous, but namely arguments have risen on how to deal with Israel. Hamas has written off any type of settlement with Israel, believing that it should not have a right to exist in the first place, while Fatah has agreed in the past to work with Israel. On February 8, 2007, Hamas and Fatah signed the FatahHamas Mecca Agreement. In April 2011, they signed an agreement in Cairo, which intended to end the 