1. On October 24, 1861, the first stage coach service from Portland to San Francisco was inaugurated. This marked a significant development in transportation in Oregon during the 19th century.

2. In 1901, the first east-west transcontinental automobile race started in New York City and ended in Portland on October 24. The race covered a distance of 4,100 miles and was won by George Schuster in a Winton automobile.

3. The Oregon State Penitentiary riots occurred on October 24, 1952, when inmates started a fire that led to the deaths of four prisoners and the injury of several others. The incident resulted in significant changes in the state's prison system.

4. On October 24, 2019, Oregon became the first state to impose mandatory rent control statewide. The law limits annual rent increases to 7% plus inflation and provides protections for tenants against retaliatory evictions.

5. In 2020, the first Oregonians received their ballots for the presidential election via email on October 24. This was a new option provided by the state due to the COVID-19 pandemic and marked a significant development in Oregon's voting systems.