New Delhi, Dec. 13 -- A senior Kremlin official said Friday that Russian police and National Guard will stay on in eastern Ukraine's Donbas and oversee the industry-rich region, even if a peace settlement ends Russia's nearly four-year war in Ukraine.

The remarks by Kremlin adviser Yuri Ushakov underscore Moscow's ambition to maintain its presence in Donbas post-war. Ukraine is likely to reject such a stance as U.S.-led negotiations drag on.

Meanwhile, Ukrainian President Volodymyr Zelenskyy said Ukrainian units have recaptured several settlements and neighborhoods near the city of Kupiansk in the northeastern Kharkiv region, following a monthslong operation aimed at reversing Russian advances there.

Kupiansk has in recent months been ...