May 10

May 10
Thanks to an army of thousands of Chinese and Irish immigrants, who laid 2,000 miles of track, the nation’s first transcontinental railway line was finished by the joining of the Union Pacific and Central Pacific lines at Promontory Point, Utah - 1869
 
U.S. & Canadian workers form Western Labor Union. It favors industrial organization and independent labor party politics - 1898
 
A federal bankruptcy judge permits United Airlines to legally abandon responsibility for pensions covering 120,000 employees - 2005