The two-year-old war in Ukraine—which is far from deadlocked—could pivot dramatically in the coming months. U.S. decisions will play a decisive role.

CFR assesses the prospects for the first inter-Korean summit in ten years. Kim Jong-un and South Korean president Moon Jae-in will discuss a peaceful end to North Korea’s nuclear program, setting the stage for Kim’s planned meeting with Donald J. Trump in June.

With the Castro era coming to a close in Cuba, it may be time for President Donald J. Trump to take back some of his predecessor’s concessions to Havana.

With the demise of the Islamic State, a revived al-Qaeda and its affiliates should now be considered the world’s top terrorist threat.

The scandal-plagued leader’s removal could set the party of Nelson Mandela on a path toward reestablishing South Africa as a role model for the rest of the continent.