Question: What documentary film was released first, Harlan County, USA or Iran?
Sentence (from "Harlan County, USA"): Harlan County, USA is a 1976 Oscar-winning documentary film covering the "Brookside Strike", an effort of 180 coal miners and their wives against the Duke Power Company-owned Eastover Coal Company's Brookside Mine and Prep Plant in Harlan County, southeast Kentucky in 1973.
Relevant evidence: Yes