1. In 1846, the Oregon Provisional Government was established in Oregon City, marking the beginning of self-governance in the region.

2. On May 7, 1873, the first train arrived in Salem, Oregon, signaling the growth and development of rail transportation in the state.

3. In 1913, the University of Oregon defeated Stanford University in a nationally-recognized track and field meet held on May 7th, solidifying the Duck's reputation as a world-class athletic program.

4. On May 7, 1945, the city of Medford suffered a devastating tornado that caused extensive damage to property and infrastructure. It remains one of the most destructive natural disasters in Oregon history.

5. In 1999, the Mount Hood Tragedy occurred on May 7th when three climbers disappeared on the mountain during a sudden storm. Their remains were found years later, and the tragedy serves as a reminder of the dangers of mountaineering and the importance of preparedness.