1. On September 22, 1862, President Abraham Lincoln signed the Emancipation Proclamation, which declared all slaves living in Confederate territory to be free. Although Oregon was not a Confederate state, the Proclamation was a significant milestone in the fight to end slavery, and the news would have been eagerly anticipated in Oregon communities.

2. Oregon's oldest university, Willamette University, was founded on September 22, 1842. The school was established by Methodist missionaries and is still in operation today, offering a range of undergraduate and graduate programs.

3. On September 22, 1922, the Columbia River Highway was officially opened to the public. The highway was a significant engineering feat, spanning 73 miles along the Columbia River and featuring many scenic viewpoints and historic landmarks.

4. In 1981, September 22 marked the first day of the Oregon State Fair, which has been an annual tradition in the state since 1861. The fair features a range of agricultural exhibits, carnival rides, and live entertainment, and draws visitors from across the state and beyond.

5. September 22, 2013, was the day that the Portland Timbers won their first-ever Major League Soccer championship, defeating Real Salt Lake in the MLS Cup Final. The Timbers have been one of the most successful soccer teams in the United States in recent years, and the victory was a major milestone for the team and its fans.