Daniel Noboa Azín is the youngest president in Ecuador’s history and faces immediate challenges in tackling the country’s grave economic and security crises.

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

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

The main battle tanks that the United States and Germany have agreed to provide Ukraine will help its forces punch through Russian fortifications and retake lost territory.

Russia is targeting Ukrainian cities and civilian infrastructure with Iranian-made loitering munitions. Are these weapons effective in shaping the war? 

Mounting frictions between the two sides appear to be part of China’s efforts to disrupt the ties between South Korea and the United States but could end up drawing the two allies even closer.