Ads Fighting Vladimir Putin is as serious as defeating the Nazis, Boris Johnson suggested when he said the British public must accept that “freedom is worth the price” in Ukraine. Leaders of the largest rich democracies agreed at the G7 summit to back Volodymyr Zelensky’s efforts to return Russia to its pre-invasion borders. The United States has offered Ukraine a new air defense package that will allow it to fire into Russian-held territory and prevent attacks on cities such as Kyiv and Lviv. The prime minister called for “strategic resistance,” warning that allowing a Russian victory would also encourage China...