1. In 1958, the St. Helens School Bus Disaster occurred on June 22. A truck carrying logs lost control and collided with a school bus carrying students from St. Helens High School, killing 9 students and the bus driver.

2. On June 22, 1847, the first land claim in what is now Portland, Oregon was made by Francis W. Pettygrove and Asa Lovejoy, who famously flipped a coin to decide on the city's name (Pettygrove won, and the city was named Portland).

3. On June 22, 1910, Oregon became the first state to enact a minimum wage law, setting the minimum wage at $0.15 per hour.

4. On June 22, 1937, the Bonneville Dam on the Columbia River in Oregon was dedicated by President Franklin D. Roosevelt. The dam was a major milestone in the development of hydroelectric power in the Pacific Northwest.

5. In 2002, June 22 was declared "Robert McCloskey Day" in Oregon, in honor of the author and illustrator of children's books such as "Make Way for Ducklings" and "Blueberries for Sal," who was born in Hamilton, Ohio on June 15, 1914. McCloskey lived in Oregon from 1948 until his death in 2003.