Russian forces have advanced along the front line in Ukraine, battlefield maps published by a U.S. think tank show, as Ukraine warns that Moscow is preparing for a major offensive in the east.

What we are showing on our Ukraine map and why it looks different from ... Attackers do not drive across forests and meadows with a broad front, seeking to annex square meter after square meter ...

Since the summer Ukraine has run a media offensive ... about the difficulty of recapturing Kherson city On the front line between Mykolaiv and Kherson a Ukrainian soldier, a local man who said ...

Ukrainian forces fighting around Velyka Novosilka claim its Russian takeover will amount to nothing more than a flag-raising ...

Moscow's forces have captured Velyka Novosilka in the Donetsk region and about to gain Toretsk, according to reports.