Putin (Image: Getty)Russia has declared a unilateral ceasefire in Ukraine between May 8 and May 9 to coincide with commemorations marking victory over Nazi Germany in the Second World War. The shock statement comes after Vladimir Putin was left humiliated after being forced to scale back Russia's annual Victory Day parade due to fears of Ukrainian strikes.Russia threatened to launch a “massive retaliatory missile strike” on the centre of Kyiv if it attempts to interrupt the commemorations. While warning it was ready to act if the ceasefire was not adhered to, Russia's defence ministry said: "Despite the capabilities at our...