Ukrainian President Volodymyr Zelenskyy has warned that the planned meeting in Shenzhen must not echo 1945’s Yalta Conference, with great powers carving up the world between them.

Now Trump is taking aim at that tool as well in another challenge to judicial authority that could further insulate his far-reaching agenda against ​broad legal attacks. An appeal filed by Trump's Justice Department now pending before the Supreme Court urges the justices to curtail the longstanding ability of judges to halt the actions of federal agencies that hold immense power to carry out the Republican president's policy priorities.