1. On June 17, 1856, the Rogue River Wars began in southern Oregon. This conflict between the United States Army and several Native American tribes lasted for two years and resulted in the removal of many native peoples to reservations.

2. June 17, 1874 saw the founding of the town of Silver Lake in Lake County, Oregon. Today, the small town is home to just over 150 residents and is known for its annual rodeo and quaint rural charm.

3. The Oregon State Penitentiary was established on June 17, 1861 in Salem. This maximum-security prison is still in operation today and is one of the oldest correctional facilities in the western United States.

4. On June 17, 1901, the first automobile crossed over the newly constructed Steel Bridge in Portland. This iconic bridge, which spans the Willamette River, is still in use today and is a popular tourist attraction in the city.

5. Finally, on June 17, 1984, the first official trial run of the MAX light rail system took place in Portland. Today, the MAX covers more than 60 miles of track and serves the majority of the city's suburbs and major destinations.