The Ukrainian Kursk operation disrupted Russian plans for offensives in Sumy, Kharkiv, and Zaporizhzhya. At that time, Russia was only advancing in the east. Read also: Russian forces from Kursk Oblast mass near Sumy Oblast border,

Russia has begun deploying its troops to the border of the Sumy region. The Russian forces are also preparing an offensive on several fronts, President Volodymyr Zelenskyy stated during a conversation with journalists.

Russia's Defense Ministry says its forces have driven the Ukrainian army out of the biggest town in Russia’s Kursk border region, as U.S. officials sought the Kremlin’s response to a proposed 30-day ceasefire in the three-year that Ukraine has endorsed.

Russian President Vladimir Putin agreed on Tuesday to a proposal by U.S. President Donald Trump for Russia and Ukraine to stop hitting each other's energy infrastructure for 30 days and gave a corresponding order to the Russian military,