Brenda Shaffer is a faculty member at the U.S. Naval Postgraduate School, a senior advisor for energy at the Foundation for Defense of Democracies, a senior fellow at the Atlantic Council’s Global Energy Center, and the author of Iran Is More Than Persia: Ethnic Politics in Iran, to be published in December.
A demonstrator holds a flag of Donetsk People's Republic as he is carried by fellow activists dressed as zombies outside the Ukrainian parliament in Kiev on March 17, 2015.
Workers building pipes in the production hall at the Nord Stream 2 facility at Mukran on Ruegen Islandon in Sassnitz, Germany on Oct. 19, 2017. (Carsten Koall/Getty Images)