1. On June 8, 1874, the first train reached the city of Eugene, Oregon, marking the arrival of the Oregon and California Railroad in the region. This event helped to spur the growth and development of Eugene, which became a major transportation hub and center of commerce in the state.

2. June 8, 1915, saw the founding of the Oregon State Police, which remains one of the oldest state-level law enforcement agencies in the country. The OSP's mission is to "serve and protect the people and property of Oregon," and it is responsible for enforcing state laws, assisting local law enforcement agencies, and providing a wide range of public safety services to the people of Oregon.

3. In 1968, June 8th saw the dedication of the Oregon Vortex, a well-known roadside attraction located near the town of Gold Hill. The Vortex is a mysterious area where the laws of physics seem to be distorted, and visitors can experience strange and unusual phenomena such as changes in height, weight, and perspective.

4. On June 8, 1994, the Portland Trail Blazers won their first and only NBA Finals game, defeating the heavily-favored Detroit Pistons in Game 2 of the championship series. Although the Blazers ultimately lost the series in five games, their victory on June 8th remains a memorable moment in the team's history.

5. Finally, on June 8, 2015, Portland, Oregon became the first city in the country to approve a tax on companies with CEO salaries that are 100 times higher than their median worker. The measure, known as the "CEO pay ratio tax," aimed to address income inequality and ensure that companies in the city paid their fair share of taxes. However, the tax was later repealed after legal challenges from business groups.