Ukraine has regained control of 400 square kilometres of territory, including eight settlements, along a section of the southern frontline since the end of January, Commander-in-Chief Oleksandr Syrskyi has said. Syrskyi's statement on Monday did not make clear how much of the newly secured territory had previously been under Russian control and how much lay in "grey zone" areas not firmly held by either side. The rare battlefield gains in the southeastern Dnipropetrovsk region stand in contrast to the broader trend of slow and costly Russian advances across the frontlines over the past two and a half years, as the...