When President Trump and Russian President Vladimir Putin land in Alaska Friday for their high-stakes discussion about the war in Ukraine, the two leaders will bring differing ideas about ending the war that Russia began over three years ago. At the same time, Ukraine will be watching from the outside with European allies, hoping that Mr. Trump is protecting their interests.

Their meetings are expected to be capped by a rare joint news conference with the two world leaders — the first such event of its kind since their 2018 summit in Helsinki, when Mr. Trump sided with Putin over his own intelligence agencies about Russian interference in the 2016 election.

FILE: President Trump and Russian President Vladimir Putin arrive for a one-on-one-meeting at the Presidential Palace in

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