Ukrainian Defence Minister Oleksii Reznikov called for "resilience and unity" as the Russian army's build-up of forces for a major offensive in the east was deemed complete.
Russia's state-owned energy giant Gazprom announced on Wednesday that it was suspending gas deliveries to Poland and Bulgaria after the two countries refused to pay for gas in roubles. European gas prices have spiked by as much as 24% as a result.
Visits to the Ukrainian capital by top officials continued, as UN Secretary-General Antonio Guterres arrived for talks with President Volodymyr Zelenskyy.
Bulgarian Prime Minister Kiril Petkov, Speaker of the Parliament of North Macedonia Talat Xhaferi, Speaker of the Parliament of Romania Florin Citu and Speaker of the Parliament of Switzerland Irene Kalin all travelled to Kyiv on Wednesday.
Read the blog below to see how events unfolded on Wednesday: