On September 2, North Korea conducted its sixth underground nuclear weapons test at Mount Mantap. The earthquake tremor measured 6.3 on the Richter scale, leading experts to conclude that the test was in the range of 50 to 140 kilotons of TNT. A second smaller tremor...

During the July 3 test, the Hwasong-14 traveled for around 40 minutes before landing in the Sea of Japan, inside Japan’s exclusive economic zone. The missile was launched on a highly lofted trajectory to an altitude of about 2,800 kilometers and traveled some 930...

Don’t call it a rebalance, but in just five days last week, the Trump administration made a statement about U.S. priorities and objectives in the Asia-Pacific. With four actions, the administration made clear that the United States will remain fully engaged in pursuing its...

In the past decade, tensions in Asia have risen as Beijing has become more assertive in maritime disputes with its neighbors and the United States.

On September 9, North Korea conducted an underground nuclear test—its second this year and the fifth since 2006. This latest nuclear test follows months of missile launches, even as the United Nations and individual states have imposed increasingly tough sanctions on...

Investments in amphibious capabilities by U.S. partners and allies in the Asia Pacific is altering the range of capabilities available in that region.

On the morning of February 7, North Korea launched an Unha-type rocket, headed due south. The rocket then apparently orbited an “earth observation satellite” called Kwangmyongsong-4 (lode star), reportedly weighing 200 kilograms, about twice the size of a...

On December 2, 2015, the Center for Strategic and International Studies hosted a workshop in Singapore on Nuclear Security and Regional Fuel Cycle Decisions.