Responsible for powering the country and its economy, the U.S. energy grid has come under increasing strain due to climate change, and the threat of cyberattacks looms.  

President Trump’s decision to levy tariffs on China highlights concern about the ongoing role of the WTO and the future of global trade rules.

Once a fringe movement, green parties are increasingly shaping the debate in countries around the world. How influential are they, and what comes next?

The European Union has navigated a thicket of external and internal crises in recent years, including mass migration and Brexit. What are the union’s core institutions, and what roles do they play?

Russian leaders have watched with mounting resentment as the transatlantic alliance has nearly doubled its membership since the end of the Cold War. President Vladimir Putin has drawn a red line in U…