The UN Security Council’s demand for an immediate ceasefire in Gaza has strengthened the Palestinian militant Hamas movement and prompted it to reject a US compromise proposal on a new hostage deal, Israeli Foreign Minister Israel Katz said on Tuesday. Katz, speaking to Israeli Army Radio, said he was disappointed that the United States had not vetoed the resolution. “We expect friends to strengthen us in these difficult times and not weaken us against Hamas and all the other enemies,” Katz said. The US should veto “any decision that does not strongly condemn the terrible massacre and sexual c…