ADEN, YEMEN. NOVEMBER 24 2018:  U.A.E backed Yemeni troops at a checkpoint on November 24, 2018 in Aden,Yemen. The United Arab Emirates provide funding and training for local Yemeni military conscripts, many of whom are now on the front lines in and around the siege of the port city of Al Hudaydah. (Photo by Giles Clarke/UNOCHA via Getty Images)