Vladimir Putin started it. Joe Biden didn’t stop it. But, no matter his efforts to the contrary, this is the week in which Russia’s invasion of Ukraine becomes US President Donald Trump’s war.

Kyiv and Moscow have held three rounds of talks in Istanbul this year that yielded exchanges of prisoners and bodies.

"Sanctions are working," Andriy Yermak, the head of Zelenskyy's office, wrote on Telegram on Sunday, citing data he said shows a collapse in Russian railway capacity over the past 12 months. "The economy,