From technology competition to the global rise of illiberalism, the United States will face numerous foreign policy challenges in the year ahead. John R. Allen, a retired U.S. Marine Corps four-star general and president of the Brookings Institution, joins David Dollar to discuss those challenges and how the new administration can work with America’s allies to meet them. Dollar and Sense is a part of the Brookings Podcast Network. Send feedback email to BCP@Brookings.edu, and follow us at @policypodcasts on Twitter.