While air raid sirens during visits by foreign leaders have sounded before, it is rare for air defenses to actually have to fight off attacking drones.

Prime Minister Keir Starmer pledged on Thursday to work with Ukraine and allies to offer Kyiv robust security guarantees if a ceasefire is negotiated with Russia, offering more support to President Volodymyr Zelenskiy with a 100-year partnership deal.

Sen. Marco Rubio used his confirmation hearing Wednesday to warn a Senate panel that China might move against Taiwan before the decade is over and that a potential ceasefire agreement between Russia and Ukraine must provide the Ukrainians with sufficient leverage to deter a repeat invasion in the future.