Kathmandu. Palestinian group Hamas has appointed its senior political leader Khalil Al-Hayya as its new chief. According to Reuters, Hamas has elevated one of the group's most experienced individuals to the highest position.Al-Hayya, who has been active in Hamas's political leadership for a long time, has played an important role in ceasefire negotiations with Israel and especially in managing relations with regional allies including Iran.Born in 1960 in the Gaza Strip, Al-Hayya joined the Muslim Brotherhood in the early 1980s, before the establishment of Hamas in 1987.Strengthening his hold within the organization over the decades, he worked closely with former...