Announcing New Task Force on Nuclear Proliferation and U.S. National Security

Belfer Center Director Meghan O'Sullivan discusses strategic priorities for the coming decades

A Bipolar System? How China’s Rise Transformed the Balance of Power

China’s rise, Russia’s military resurgence, and India’s economic growth have prompted debates about the end of unipolarity and the future balance of power.

In the latest issue of International Security, Jennifer Lind explores the extent to which the system is bipolar, arguing great powers don’t need to achieve parity with the leading state to engage in a dangerous security competition; China is not only a great power but a superpower; and neither Russia nor India are great powers.