April 23
April 23, 1820 - The Working Men’s Party was founded in New York.
April 23, 1956 - The Canadian Labour Congress was founded. The labor federation represents more than 3 million Canadian workers. For more information, go to
http://canadianlabour.ca/index.php/homeDeath of Ida Mae Stull, nationally recognized as the country’s first woman coal miner - 1980
United Farm Workers of America founder Cesar Chavez dies in San Luis, Ariz., at age 66 - 1993

And this: April 23, 1993 - United Farm Workers founder Cesar Chavez died at age 66. For more on his life, go to
http://www.ufw.org/_page.php?inc=history/07.html&menu=researchLabor history found here:
http://www.unionist.com/today-in-labor-history & here:
http://www.workdayminnesota.org/index.php?history_9_04_23_2011