1. On February 3, 1859, Oregon became the 33rd state in the United States. The state was admitted as a free state and established its statehood after a treaty with Great Britain settled a boundary dispute with Washington.

2. In 1964, the Portland Trail Blazers became an official NBA team on February 3. The team has since become a popular franchise in Oregon and has won one NBA championship in 1977.

3. On February 3, 1861, Oregon Governor John Whiteaker sent a letter to President-elect Abraham Lincoln urging him to take a strong stance against Southern secession. The letter expressed Oregon's support for the Union and helped lay the foundation for the state's role in the Civil War.

4. In 1943, the first African American regiment from Oregon was activated on February 3. The 364th Infantry Regiment, made up of primarily Oregonians, served in Europe during World War II and was awarded multiple medals for their bravery.

5. February 3, 1984 marked the first time Mount Hood was climbed in full winter conditions. A team of four climbers successfully reached the summit amid difficult weather and terrain, setting a new precedent for winter mountaineering in Oregon.