December 21

Powered by children 7 to 12 years old working dawn to dusk, Samuel Slater's thread-spinning factory goes into production in Pawtucket, R.I., launching the Industrial Revolution in America. By 1830, 55 per cent of the mill workers in the state were youngsters, many working for less than $1 per week - 1790

Supreme Court rules that picketing is unconstitutional. Chief Justice (and former president) William Howard Taft declared that picketing was, in part, "an unlawful annoyance and hurtful nuisance..." - 1921

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