A Ukrainian F-16 fighter pilot died in a crash while repelling a Russian air attack that involved hundreds of drones, cruise and ballistic missiles, authorities said on Sunday, as Moscow intensifies night-time air barrages in the fourth year of war.

A Ukrainian F-16 fighter pilot died during a Russian air attack involving drones, cruise and ballistic missiles. President Zelenskiy urged more support from the West to bolster Ukraine's air defenses as the attacks damaged infrastructure and injured civilians.

(Reuters) -President Volodymyr Zelenskiy said on Friday that Ukraine was working on the rapid development of interceptor drones to counter the swarms of Russian drones that have been descending on Ukrainian cities in increasing numbers in recent weeks.