The Ad Council\'s Mission. To identify a select number of significant public issues and stimulate action on those issues through communications programs that make a measurable difference in our society.. The Crying Indian Campaign. Sponsor: Keep American Beautiful, Inc.Agency: Marstellar, Inc.Campaign Launch: 1961\"The Crying Indian,\" first aired on Earth Day in 1971Tagline: \"People Start Pollution. People can stop it.\" .