Sources: USA Today
Six people are killed in an accident in a confined space at a dairy farm in Weld County, Colorado, United States. 2025-08-21
The US Supreme Court hears arguments on whether the Colorado Supreme Court had the authority to exclude former US President Donald Trump from the Colorado presidential primary ballot, for allegedly violating Section 3 of the Fourteenth Amendment to the United States Constitution. 2024-02-8
A man breaks into the Colorado Supreme Court building in Denver, Colorado, United States. He holds a security guard at gunpoint and later voluntarily surrenders to police. 2024-01-2
A jury in Colorado, United States, convicts two paramedics of negligent homicide in Elijah McClain's death in 2019. 2023-12-22
Five people are killed and 25 others injured in a mass shooting at a gay bar in Colorado Springs, Colorado, United States, during a drag show and a commemoration of the Transgender Day of Remembrance. A suspect is taken into custody shortly afterward. 2022-11-20
Grass fires in Colorado, United States, prompt the evacuation of the town of Superior and the cities of Louisville and Broomfield. 2021-12-30
The United States Census Bureau announces the country's total population to be over 331 million people, thereby marking the second-slowest growth rate in its history. It also announces that Texas will gain two congressional seats during the redistricting process, with Colorado, Florida, Montana, North Carolina, and Oregon gaining one seat each; California, Illinois, Michigan, New York, Ohio, Pennsylvania, and West Virginia will each lose a seat. 2021-04-26
Colorado abolishes the death penalty and commutes sentences of death row inmates. 2020-03-23
Colorado Governor Jared Polis declares a state of emergency after a total of 17 presumptive cases of COVID-19 are reported in the state. 2020-03-10
The United States Centers for Disease Control and Prevention links an outbreak of listeriosis that has caused 13 deaths and 72 illnesses in 18 states to infected cantaloupes from Colorado. 2011-09-28