Russia-Ukraine war live: ‘War is returning to Russia,’ says Zelenskiy, after drones damage Moscow buildings – as it happened

Night-time drone attack damages two office blocks, as Ukrainian president says this is an inevitable ... and absolutely fair process'

• What we know on day 522 of the invasion

President Vladimir Putin said the Russian navy will get 30 new ships this year, Reuters reports.

Putin made the announcement at a ceremony in St Petersburg to mark Russia's annual Navy Day after reviewing a parade of warships on the Neva river.