The Ohio legislature authorizes construction of the 249-mile Miami and Erie Canal, to connect Toledo to Cincinnati. Local historians say "Irish immigrants, convicts and local farmers used picks, shovels and wheelbarrows," at 30 cents per day, to construct the 249-mile-long waterway - 1825
The U.S. Supreme Court rules the United Hatters Union violated the Sherman Antitrust Act by organizing a nationwide boycott of Danbury Hatters of Connecticut - 1908
Led by 23-year-old Kate Mullaney, the Collar Laundry Union forms in Troy, N.Y., and raises earnings for female laundry workers from $2 to $14 a week - 1864
Bricklayers begin working 8-hour days - 1867