Under the Phase One U.S.-China trade deal, the United States will trim some tariffs but maintain them on $360 billion worth of Chinese imports, the bulk of the bilateral trade.

SOURCE: "What's Inside the U.S.-China Phase One Deal?" by CSIS's Matthew Goodman, Scott Kennedy, Stephanie Segal, Bill Reinsch, and Jack Caporal.

Iran maintains the largest ballistic and cruise missile force in the Middle East, capable of striking targets as far as 2,500 kilometers from its borders.

SOURCE: "Containing Tehran: Understanding Iran’s Power and Exploiting Its Vulnerabilities," by CSIS's Seth Jones.

By the end of 2019, almost 5 million Venezuelan refugees - more than 15% of the entire population - had fled the country.

SOURCE: "Latin America and the Caribbean in the New Decade: How Did We Get Here?" by CSIS's Michael Matera.

The inclusive costs of a severe influenza pandemic could come to $570 billion per year.

SOURCE: "Ending the Cycle of Crisis and Complacency in U.S. Global Health Security," by CSIS's Stephen Morrison.