The Peace Corps is an American volunteer program

United States Cultural Exchange Programs

United States cultural exchange programs, particularly those programs with ties to theBureau of Educational and Cultural Affairs of the United States Department of State, seek to develop cultural understanding between United States citizens and citizens of other countries...

 run by the United States Government, as well as a government agency of the same name. The mission of the Peace Corps includes three goals: providing technical assistance, helping people outside the United States to understand US culture, and helping Americans to understand the cultures of other countries. Generally, the work is related to social and economic development.