1971 On July 1, the Twenty-sixth Amendment to the Constitution, which lowers the voting age to 18, becomes law with its ratification by Oklahoma.Timeline State: OklahomaTimeline Country: United StatesTimeline Subjects: constitutional amendmentsEra: 1901-2000 Read more about 1971
1952 Ralph Ellison (Oklahoma) publishes Invisible Man.Timeline State: OklahomaTimeline Country: United StatesTimeline Subjects: literatureEra: 1901-2000 Read more about 1952
1907 On November 16, Oklahoma becomes the forty-sixth state.Timeline State: OklahomaTimeline Country: United StatesTimeline Subjects: statehoodEra: 1901-2000 Read more about 1907
