March 20, 1852 -- Harriet Beecher Stowe's Uncle Tom's Cabin was published, leading to a wave of support for abolition, as well as the publication of 30 books defending slavery. Stowe’s work was the first novel to sell a million copies. (From the Daily Bleed)
March 20, 1937 – Detroit police evicted strikers from the Newton Packing Company. Three hours later, 150 police attacked sit-down strikers at a tobacco plant. By April 1, there were over 120,000 striking auto workers in Michigan. (From the Daily Bleed)
March 20, 1985 – The Bolivian army crushed a General Strike.