Leaders on the continent are trying to show the U.S. president that they are serious about laying the groundwork to end the war — and that President Vladimir V. Putin of Russia is not.

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In Salzburg, an anniversary of “The Sound of Music” looks grand through a child’s eyes, even if the locals are gazing elsewhere.

The question of whether to send soldiers to a postwar Ukraine is the latest chapter in an evolving relationship between Germans and their military.

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The authorities provided few details about the case, the latest in a series of apprehensions in Germany of potential Chinese spies.

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