With the Kremlin blaming the US for a Ukrainian attack on Crimea which used US-supplied missiles, we consider the risk of escalation. We also ask if Ukraine and Moldova can hope for EU membership on the eve of accession talks. Plus: crows versus humans in Busan.

The war in Iran’s effect on Ukraine. And: Universal healthcare as a moral imperative
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An increasingly isolated Trump weighs next steps in the war in Iran
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Mark Carney in London to strategise Western response to Iran and Trump’s demands for help
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