It’s been six months since Ukraine launched its surprise incursion into Russia’s Kursk region and its forces are still in control of a big chunk of the ceased territory – and as calls for peace negotiations grow louder,

"It is up to [Donald] Trump and his team to make a decision," said Russia's deputy foreign minister Sergei Ryabkov.

Days after Ukrainian troops seized part of Russia’s Kursk region in a surprise attack, President Vladimir Putin told defense officials their “main objective” was to repel the invasion. Six months later,