1. In 1911, the Oklahoma State Capitol building was completed in Oklahoma City, after four years of construction. The building stands 450 feet tall and is the only capitol in the country with an oil well on its grounds.

2. On January 31, 1898, the first meeting of the Territorial Legislature was held in Guthrie. The legislature was made up of members from Oklahoma Territory and Indian Territory, which were both preparing for statehood.

3. In 1928, Willie Blackwell became the first African American to graduate from the University of Oklahoma Law School. Blackwell went on to become a prominent civil rights attorney and advocate in Oklahoma.

4. On this day in 1905, the first natural gas pipeline in Oklahoma began operation. The pipeline, which ran from the Red Fork field to Tulsa, helped fuel the growing oil and gas industry in the state.

5. In 1971, Governor David Hall signed the Oklahoma Open Records Act into law, which provided greater transparency and access to government records for citizens. The law has been amended several times over the years, and still stands as one of the strongest open records laws in the country.