Kyiv said on Saturday that the West was on its way to “joint victory” over Moscow after Ukraine said it had wrested back Kherson, the first major urban hub to fall after Russia’s invasion on February 24. London meanwhile said Russia’s “strategic failure” in the strategic Black Sea port city would sow doubt among the Russian public about the point of the war in Ukraine. “There were very few who believed that Ukraine would survive,” Ukrainian Foreign Minister Dmytro Kuleba said as he met US Secretary of State Antony Blinken on the sidelines of a Southeast Asian summit in Cambodia. “This is comin…