Aiming to create a "buffer zone," Russian forces have seized villages near Sumy, Ukraine’s northern regional capital. As 50,000 Russian troops accumulate on Ukraine’s border, the Sumy region prepares for a renewed large-scale offensive. More than 200 settlements are under evacuation orders after Russia advanced deeper into Ukrainian territory.

US says will step back as mediator if Russia makes wrong choice US, Ukraine await Russia's ceasefire term sheet Russia says ball is in Ukraine's court UNITED NATIONS, May 29 (Reuters) - The United States told the United Nations Security Council on Thursday that its proposal for a ceasefire in Ukraine was "Russia's best possible outcome" and President Vladimir Putin should take the deal.

ANALYSIS: Russia has earned three times what Ukraine has received in aid in the last three years and much of the money comes from Europe, World affairs editor Sam Kiley writes. There will be no ceasef

Serbia and Russia will jointly investigate how Serbia-made ammunition reached Ukraine, President Aleksandar Vucic said, after Moscow accused Belgrade of exporting arms to the government in Kyiv.

UNITED NATIONS (Reuters) -Russia is prepared to consider a ceasefire in Ukraine to pave the way for a lasting settlement, but during any truce Moscow wants Western states to stop arming Kyiv and for Ukraine to stop mobilising troops,