NATO must ensure that Ukraine prevails in its war against Russia, the new head of the transatlantic military alliance said after he took charge. Mark Rutte branded Ukraine his “top priority” as he formally became NATO secretary-general at a ceremony in Brussels on Tuesday. The former Dutch prime minister took over the job from Jens Stoltenberg more than three months after the alliance’s 32 members appointed him. Stating...

Israeli air strikes have killed at least 31 people in Gaza, local medics reported. The Israeli military said on Tuesday that it had carried out a strike targeting a Hamas command centre. However, it made no immediate comment on two strikes on two houses that Palestinian health officials said killed at least 13 people, including women and children, in Nuseirat. The other strike, on a school sheltering displaced...