The advance may be linked to Moscow's attempts to create "buffer zones" along the border, Ukrainian regional authorities say.

President Vladimir Putin visited Russia's Kursk region for the first time since Moscow said that it drove out Ukrainian ...

The Russian leader traveled to the region in the west of the country where a surprise incursion last year embarrassed Moscow.

President Vladimir Putin visited Russia’s Kursk region for the first time since Moscow claimed that it drove Ukrainian forces ...

President Vladimir Putin visited Russia’s Kursk region for ... Moscow's claim of retaking full control of Kursk. On Wednesday, it published a map suggesting Ukrainian troops still were present ...

Russia’s drones and intelligence assets ... dismissed Moscow's claim of retaking full control of Kursk. On Wednesday, it published a map suggesting Ukrainian troops still were present in small ...