Major social and political forces led to the establishment of Mother's Day as a major and official holiday. Our new episode explains those forces, and also tells us who founded Mother's Day. Was it Julia Ward Howe with her famous "Appeal to Womanhood" Peace Proclamation in 1870? Or did Anna Marie Jarvis found it, honoring her own mother in 1908? And what did war and campaigns for international disarmament have to do with the history of Mother's Day?