Sarang Shidore is a Senior Global Analyst at Stratfor. He is also a Visiting Scholar at the Lyndon B. Johnson School of Public Affairs at the University of Texas at Austin, where he conducts policy research. His areas of focus include international relations and energy/climate policy, and he has several peer-reviewed publications in these areas.
Spheres of influence have existed for some time, but several contemporary developments have made it harder for emerging powers to develop them -- and for the United States to maintain its own.
Trump's decision to withdraw from the Paris Agreement has multiple implications -- and not just for the environment.
The most successful challenges to nationalism have not come from other ideologies but from nationalists themselves. As the world heads in the direction of more nationalistic politics from Arkansas to Austria, now is a good time to take the long view on nationalism and try to project its future.