1. On June 4, 1898, the Portland Rose Festival held its first event, the "Grand Floral Parade." The event has since become a beloved annual tradition in Portland, drawing visitors from around the world to celebrate the beauty of roses and the spirit of community.

2. On June 4, 1917, four members of the Industrial Workers of the World, including labor activist Frank Little, were abducted from their hotel rooms in Butte, Montana, and lynched by a mob of vigilantes. The incident became known as the "Butte lynching" and sparked outrage across the country, leading to increased scrutiny of anti-labor violence and discrimination.

3. June 4, 1969, was a significant day in the history of environmental activism in Oregon. On that day, activists from the Sierra Club and Friends of the Earth staged a protest at the gates of the Trojan Nuclear Power Plant, calling for the plant to be shut down due to concerns about its safety and potential environmental impact. The protest marked a turning point in the fight against nuclear power in Oregon and inspired similar actions across the country.

4. On June 4, 1978, the Oregon State Beavers baseball team won its first-ever NCAA championship, defeating the University of Texas Longhorns 11-3 in the final game of the College World Series. The victory marked a historic moment for Oregon State baseball and was celebrated by fans across the state.

5. June 4, 2015, was a landmark day for marriage equality in Oregon and across the country. On that day, the U.S. Supreme Court issued a ruling in the case of Obergefell v. Hodges, which legalized same-sex marriage nationwide. The decision brought an end to a long-fought battle for equality and paved the way for countless couples in Oregon and beyond to celebrate their love and commitment through marriage.