The International Alliance Of Theatrical Stage Employees, Moving Picture Technicians, Artists And Allied Crafts Of The United States, Its Territories And Canada Was Originally Chartered By The American Federation Of Labor As The National Alliance Of Theatrical Stage Employes In 1893. Our Name Has Evolved Over The Course Of 117 Years Of Geographic And Craft Expansion As Well As Technological Advancement. The Current Title, Adopted In 1995, More Accurately Reflects The Full Scope Of Our Activities In The Entertainment Industry.