There are multiple tough strategic realities for the United States to absorb. Regardless of who wins the Ukrainian war, the United States will be the strategic loser. Russia will build closer relations with China and other countries on the Eurasian continent, including India, Iran, Saudi Arabia, and the Gulf states. It will turn irrevocably away from European democracies and Washington. Just as President Richard Nixon and Henry Kissinger played the “China card” to isolate the Soviet Union during the Cold War, presidents Vladimir Putin and Xi Jinping will play their cards in a bid to contain U.S. global leadership. Knowing...