Question:  Nile Gardiner is director of the Margaret Thatcher Center for Freedom at The Heritage Foundation, an American conservative think tank based where?
Sentence (from "The Heritage Foundation"): The Heritage Foundation (abbreviated to Heritage) is an American conservative think tank based in Washington, D.C. The foundation took a leading role in the conservative movement during the presidency of Ronald Reagan, whose policies were taken from Heritage's policy study "Mandate for Leadership".
Relevant evidence: Yes