How to prevent Trump getting re-elected
David Frum writes: The early Democratic presidential contest has been an exercise of lefter-than-thou politics, culminating in the earnest consideration of 70 percent tax rates and wealth confiscation for émigrés. You can understand the temptation: Trump seems weak, perhaps already doomed. Why compromise with the faint of heart? Give the American people a choice, not an echo! This is the logic of factional politics. You want the smallest possible majority, most easily dominated by its most mobilized minority. That’s how…