Ukrainian President Volodymyr Zelenskyy expressed gratitude to US President Joe Biden for his unwavering support for Ukraine during a phone call.
The discussion included condolences over devastating wildfires in California and highlighted Biden's vital role in uniting international support for Ukraine.
Zelenskyy voiced concerns about potential changes in US support once Donald Trump assumes office on January 20.
Both leaders discussed new sanctions targeting Russia's energy sector, aimed at limiting funding for its military operations.
Zelenskyy also emphasized enhancing Ukraine's air defenses, thanking the US for provided Patriot systems that have proven effective.