The war in Ukraine is not only about the future of Ukraine. Both Russian and US leaders are making it increasingly clear that the brutal fight for territorial control inside the former Soviet republic is but part of a larger superpower struggle that will determine a new balance of power around the world. In Iowa to talk about strategies for containing the soaring price of gas, US President Joe Biden termed Russian leader Vladimir Putin a “dictator” who is committing “genocide.” This came a mere two weeks after Biden distressed many of his own staffers by going off-script to invoke...