From sharply rising tensions with a nuclear North Korea and decertification of the Iran nuclear deal to China’s growing global assertiveness and the State Department pullback from projecting American values, such as democracy and human rights, around the world, the United States faces urgent national security challenges.

In a panel discussion Monday evening at Harvard Kennedy School (HKS) moderated by MSNBC host Rachel Maddow, former members of President Obama’s cabinet described what they see as a fraying of alliances, a loss of credibility with allies and enemies, a stepping back as a leader on human rights and democracy, and a relinquishment of diplomacy as a critical component of national security.

Markle Foundation Task Force report on Protecting America's Freedom in the Information Age

Most national security debates concern the outcomes of policies, neglecting the means by which those policies are implemented. This book argues that although the US military is the finest fighting force in the world, the system that supports it is in disrepair. Operating with Cold War-era structures and practices, it is subject to managerial and organizational problems that increasingly threaten our military's effectiveness.

Chapter 9 in New Nuclear Nations: Consequences for U.S. Policy

"CSIA's research on cooperative denuclearization began during the August 1991 putsch against Mikhail Gorbachev. To those of us familiar with nuclear weapons, their construction, and command and control, and with the looming revolution about to sweep the then–Soviet Union, it was plain that a new and unprecedented danger to international security was emerging. An appropriate policy response to this new form of nuclear threat could not be fashioned from traditional Cold War tools of deterrence, arms control, and military preparedness alone. Safety could only be sought through new policies emphasizing cooperative engagement with the new states, new leaders, and military and industrial heirs of the former Soviet Union...."

This 1992 book offers a critical reappraisal of traditional relationships between the military and industry.

Dr. Ashton B. Carter on Arms Control

Discussion Paper by Dr. Ashton B. Carter

Book by Ashton B. Carter, John D. Steinbruner, and Charles A. Zraket

A new international regime could stop nations before they enter the proliferation “red zone.”