KIEV, Oct. 13 (Xinhua) -- Ukrainian President Volodymyr Zelensky on Monday met with visiting European Union (EU) High Representative for Foreign Affairs and Security Policy Kaja Kallas to discuss EU support for Ukraine, according to the presidential press service.

The two sides addressed recent Russian attacks on Ukraine's energy infrastructure and the steps needed to strengthen the country's energy resilience.

Kallas noted that European specialists are currently assessing the type of assistance Ukraine requires to restore its energy system.

The meeting also covered defense support for Ukraine, the use of frozen Russian assets, and new EU sanctions against Russia.

During a press conference after the talks with Kallas, Zelensky announced plans to meet U.S. President Donald Trump in Washington on Friday, the Interfax-Ukraine news agency reported.

Moscow will have a "very firm response" if the EU takes any actions targeting Russian assets, Russian Foreign Ministry spokesperson Maria Zakharova said on Oct. 2. ■