The summit will feature the highest-profile talks in years on the war between Ukraine and Russia-backed separatists, but the parties will have to bridge major divides to find a permanent end to the c…

A failure by the United States to continue military aid to Ukraine would spell disaster for Ukraine and its Western allies while emboldening Russia and other potential aggressors.

After the 1994 genocide in Rwanda, the country has made tremendous strides toward peace and development. But critics say these have come at the cost of political freedoms.   

Scientists say the rain forest is approaching a critical tipping point at which the damage is irreversible.

Climate change is fueling geopolitical competition in the Arctic. An independent Greenland could play an important role in years to come.

The Biden administration has unveiled plans to dramatically ramp up the nation’s offshore wind industry to help fulfill U.S. climate pledges. How realistic is the roadmap?

Amid renewed calls for changes in the world order, U.S. President Joe Biden sought to stress his support for greater inclusion of developing nations in addressing economic, social, and climate concer…