A years long legal battle over commercial transportation and jurisdiction in Rocky Mountain National Park made it all the way to the U.S. Supreme Court.
In 1927, the U.S. District Court for the District of Colorado granted the release of men involved in an armed clash in Weld and Boulder counties later deemed an “insurrection.” A 1928 appeal in the case was dismissed.
In Denver in 1894, police and fire department board members barricaded themselves in City Hall. Then-Gov. Davis Waite ordered the Colorado Army National Guard to aim full-size, military-grade cannons at the building in hopes of driving the protestors out.
The Western Federation of Miners ignited a wave of union strikes across the state between 1896 and the early 1900s - but the strike at the Sun and Moon mine was perhaps the most deadly.
