Although no two major powers have openly fought in over three-quarters of a century, growing tensions between the United States, China, India, and Russia threaten renewed conflict. CFR’s Paul B. Star…

Despite growing rivalry among the major powers, multilateral institutions like the United Nations can continue to play a vital role in the management of violent conflict. Washington should look for opportunities to work with these institutions and, where needed, bolster their role in cooperation with other powers to manage future regional threats to peace.

The United States should regard distrust, not cooperation, as a baseline condition for starting negotiations around shared global threats and challenges with other major powers, such as China and Russia.

South Asia will be both the venue for and the source of intensifying U.S.-China and China-India rivalries. The United States should prepare to manage these rivalries by collaborating with allies and …