150 die, Nanaimo, BC Mine #1 - 1887

Miner's Memorial Day, Nova Scotia - 1925

Battle of Harlan County, KY - 1931

Bay View Massacre, WI - 1886

US Supreme Court Upholds minimum wage legislation enacted by the State of Washington - 1937

45 coal miners die, Roslyn, WA - 1892

Canadian Women's Suffrage - 1918

Sacco & Vanzetti Trial begins - 1921

Trade unions become legal in Canada - 1872

Nearly 5,000 workers at Smithfield Packing's Tar Heel, North Carolina pork processing plant voted to join UFCW after 16 years of a bitter fight for a voice on the job.

https://labornotes.org/2008/12/smithfield-wins-union-after-16-year-struggle

http://www.ufcwaction.org/2008/12/11/workers-at-the-worlds-largest-meatpacking-plant-choose-union-representation-2/

Steel Workers Organizing Committee formed - 1933

IWW sit-down strike at Studebaker- 1913