It was a chilly January afternoon in Iowa, and crowds of supporters ringed the stump-speech stage, festooned in red, white and blue. The scene could have easily been part of United States President Donald Trump's bid for re-election two years ago. But last month, he hit the campaign trail yet again with a different mission: winning the midterm elections for the Republican Party. "I'm here because we're starting the campaign to win the midterms," Trump told the crowd. "We've got to win the midterms." It is not uncommon for sitting presidents to support their party in the midterm races, even though they themselves are not on the ballot. But as the 2026 midterm primaries approach in March, the Trump administration has made it clear one politician should be centre stage: Trump himself. So...