Washington/Kyiv, Feb. 7 -- The US has given Ukraine and Russia until June to reach an agreement to end the nearly four-year war, Ukrainian President Volodymyr Zelensky said, as the Ukrainian energy infrastructure faced a fresh wave of Russian attacks, forcing Ukraine's nuclear power plants to reduce output.

Speaking to reporters on Friday in remarks released Saturday, the Ukrainian leader said that Washington wants a clear timetable to wrap up the war by early summer and is prepared to apply as much pressure as it can, in order to end the war, reports CBS News.

"The Americans are proposing that the parties end the war by the beginning of this summer," he said. "They want a clear schedule of all events, and they will do everything to end t...