Russian President Vladimir Putin said his five-hour talks with U.S. envoys on ending the war in Ukraine were “necessary” and “useful” but also “difficult work,” with some of the proposals unacceptable to the Kremlin.

Putin spoke to the India Today TV channel ahead of his visit to New Delhi on Thursday, and while the full interview is yet to be broadcast, Russian state news agencies Tass and RIA Novosti quoted some of Putin's remarks.

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