1. A Major Snowstorm Hit Colorado on April 1, 1875
On April 1, 1875, a major snowstorm hit Colorado, dumping several feet of snow across the state. The storm caused widespread damage and transportation disruptions, and many people were stranded in their homes for days.

2. Colorado Enacts Its First Sales Tax on April 1, 1935
On April 1, 1935, the state of Colorado enacted its first sales tax, which was set at 2%. The tax was intended to help fund state programs and services, and it has since been increased several times.

3. The Denver Nuggets Play Their Inaugural Game on April 1, 1976
On April 1, 1976, the Denver Nuggets played their first game as an NBA team, defeating the Portland Trail Blazers 130-113. The Nuggets have since become one of the most popular sports teams in Colorado.

4. The Colorado Rockies Play Their First Game on April 1, 1993
On April 1, 1993, the Colorado Rockies played their first game as a Major League Baseball team, losing to the New York Mets 3-0. The Rockies have since become a beloved team in Colorado and have made several postseason appearances.

5. April 1, 2013, Was the Deadline for Colorado to Implement Legalized Marijuana
On April 1, 2013, Colorado's deadline for implementing legalized marijuana arrived, making the state the first in the nation to allow marijuana for recreational use. The move was controversial at the time but has since been seen as a success, generating millions of dollars in tax revenue for the state.