By Natalia Zinets and Simon Lewis KYIV/IRPIN, Ukraine (Reuters) – The leaders of Germany, France and Italy, all criticised in the past by Kyiv for support viewed as too cautious, visited Ukraine on Thursday and offered the hope of EU membership to a country pleading for weapons to fend off Russia’s invasion. Air raid sirens blared in Kyiv as the visit by French President Emmanuel Macron, Germany’s Olaf Scholz and Italy’s Mario Draghi began, with the leaders touring a nearby town wrecked early in the war. After holding talks with Ukrainian President Volodymyr Zelenskiy, the leaders signalled th…