Who was this Irish-born American schoolteacher and dressmaker who helped coordinate major strikes and was detained in Mother Jones' Prison?
Mother Jones' Prison:  It was the "prison" in which labor organizer and agitator Mary Harris "Mother Jones" was detained during the 1912–1913 mine wars. Mary Harris Jones: Mary Harris "Mother" Jones (1837 – 30 November 1930) was an Irish-born American schoolteacher and dressmaker who became a prominent organized labor representative and community organizer. Mary Harris Jones:  She helped coordinate major strikes and cofounded the Industrial Workers of the World.
Mary Harris "Mother Jones"