Russia-Ukraine war live: Putin tells African nations Russia can take Ukraine’s place as supplier of grain

Russian leader, wanted under international arrest warrant for alleged war crimes in Ukraine, gives speech by video link to summit in South Africa

• Russia-Ukraine war at a glance

Ukraine's president, Volodymyr Zelenskiy, has posted a picture of himself alongside Nikolai Denkov, the prime minister of Bulgaria, with whom he said he had fruitful talks" at the Ukraine-Balkans summit on Monday.

Zelenskiy said the two leaders had discussed further cooperation, Black Sea security and alternative grain corridors, adding that he expected to meet more Balkan colleagues" on Tuesday.