Five takeaways from US midterms as Democrats sweep Congress and Trump faces Iran reckoning

A Democratic victory that reached from Texas to Kansas changed the terms of Donald Trump’s final two years in office. When the new US Congress convenes in January, Democrats will control both chambers. They can block his legislation, challenge spending on the war in Iran and scrutinise the deals he strikes with Beijing. The day after his party lost control of Congress, Trump invited reporters to the construction site of his new White House ballroom to watch workers raise the final steel...