International Security Program

Department of Homeland Security Secretary Mayorkas delivered keynote remarks on the convergence of national security and homeland security followed by a fireside chat with Vivian Salama, national security correspondent at the Wall Street Journal.

What will heightened inflation mean for the defense-industrial base? CSIS experts analyze how the Department of Defense responded to the last major bout of inflation and the relative exposure of different categories of vendors with respect to firm-fixed price contracts.

CSIS addresses how the U.S. Army's Bring Your Own Device (BYOD) pilot program should redefine the DOD's BYOD definition.

Six charts show where the $68 billion of U.S. aid to Ukraine goes, how much of it buys weapons, how long it will take to spend the money, and what other countries are doing. With no settlement in sight, the war will go on for many months, as will U.S. aid to support it.

Despite Ukraine’s retaking of Kherson, there are growing calls for Ukraine to end the war through peace talks with Russia. But the conditions are not yet ripe for peace. The United States should continue to aid Ukraine by providing more arms and economic support.

On November 15, Poland reported that Russian missiles struck its territory. While there were immediate calls on both sides of the Atlantic to respond to show alliance unity, it turned out that NATO did what NATO needed to do: get the facts and verify what happened.