The Feminine Mystique, published on this day in 1963, is a book by Betty Friedan that is often credited with sparking the beginning of second-wave feminism in the United States.
On this day in 1942, President Roosevelt signed Executive Order 9066, authorizing the Secretary of War to classify certain areas "military zones", leading to the internment of Japanese-Americans in concentration camps.
On this day in 1910, the Philadelphia Rapid Transit Company (RTC) fired 173 union members, resulting in a series of escalating labor actions that culminated in a general strike.
Image: Workers and supporters gather before a meeting on February 2nd, 1910, as the tensions between the Rapid Transit Company and workers increased. From the Library of Congress [philadelphiaencyclopedia.org/]