US Secretary of State Antony Blinken is due to attend a humanitarian aid conference for the Gaza Strip hosted by Jordan on Tuesday, as he continues his Middle East tour to secure a deal to end the war between Israel and Palestinian militants Hamas. The conference, dubbed “Call for Action: Urgent Humanitarian Response for Gaza,” has been organized by Jordan, Egypt and the UN. The meeting will be attended by the leaders, foreign ministers and officials of 75 countries as well as representatives of international organizations including the International Committee of the Red Cross, according to th…