This Day in History: 1893-07-17

I.A.T.S.E. (International Alliance of Theatrical Stage Employees, Moving Picture Technicians, Artists and Allied Crafts of the United States, Its Territories and Canada) is founded. It is a labor union representing technicians, artisans, and craftspersons in the entertainment industry, including live theatre, motion picture and television production, and trade shows in the United States and Canada.