By Bryan Harris & Robin Harding, Financial Times: “According to a 2015 US defence department report: “The KPA has not acquired new fighter aircraft in decades, relies on older air defence systems, lacks ballistic missile defence, its Navy does not train for blue-water operations, and recently unveiled artillery systems include tractor-towed rocket launchers.” "
By Brookings Institution: “Bruce Jones, director of the Brookings Foreign Policy Program, convened six Brookings experts—John Allen, Richard Bush, Robert Einhorn, Steven Pifer, Jonathan Pollack, and Evans Revere—with decades of diplomatic and military experience focused on North and South Korea, China, Japan, and nuclear and missile proliferation, to provide analysis and policy recommendations for addressing the ongoing threats posed by North Korea."