Thousands rallied in support of Gaza in the rebel-controlled Yemeni capital Sanaa on Friday, chanting anti-US and anti-Israeli slogans. The Houthis have launched more than 20 attacks on merchant ships in the Red Sea in recent weeks, saying they are acting in solidarity with Palestinians in the face of Israel’s war on Gaza. Since the outbreak of the war on 7 October, the Iran-backed group has organised weekly protests in Sanaa but Friday’s demonstration was the “largest” so far, spokesman Mohammad Abdel Salam said. “Millions of people” took part, he said on social media platform X. A photograph…