Ukrainian authorities accused five suspects on Wednesday of involvement in a military procurement scandal that stirred public anger early in Russia's full-scale invasion and forced the defence ministry to make swift wartime reforms.
Zelenskiy urged European leaders to dismiss Putin's opposition to European peacekeepers in Ukraine and blamed the Russian leader for stalling peace efforts.
Ukraine's government on Tuesday sacked a deputy defence minister in charge of weapons purchases amid infighting over procurement that is complicating Kyiv's attempt to reassure key Western partners at a critical moment in the war with Russia.
Ukraine on Saturday claimed a pair of attacks on oil depots in western Russia, the latest salvo in Kyiv's air campaign against strategic targets on Russian soil.
Ukraine introduced emergency power cuts in six regions amid what authorities described as a "massive" Russian missile strike, the national grid operator said on Wednesday.
Membership in NATO is the only credible long-term security guarantee Ukraine can receive against future Russian aggression, Finland's top diplomat said on Wednesday.
The new commander of Ukraine's ground forces plans a "massive transformation" of his branch to improve troop training, management and recruitment, Kyiv said on Friday, as it grapples with manpower problems at the front.
Their visit comes as Ukraine struggles to fend off a Russian offensive and faces the uncertainty of U.S. policy toward Kyiv when Donald Trump takes office.