1. Ohio Becomes a State: On December 29, 1803, Ohio officially became the 17th state in the United States. The state was originally part of the Northwest Territory and was admitted to the Union as a free state.

2. First Women's Rights Convention: On December 29, 1850, the first Women's Rights Convention was held in Salem, Ohio. The convention was organized by local women's rights activists, including Abby Kelley Foster and Elizabeth Cady Stanton.

3. First Electric Streetcar: On December 29, 1887, the first electric streetcar in Ohio began operating in Cleveland. The streetcar was powered by a overhead cable system and was a significant technological advancement over the previous horse-drawn streetcars.

4. Colored High School Burns Down: On December 29, 1915, the Colored High School in Akron, Ohio, burned down in a devastating fire. The school was the first high school for black students in the city and had only been open for four years.

5. Ohio State Football Wins Rose Bowl: On December 29, 2018, the Ohio State Buckeyes football team won the Rose Bowl Game over the Washington Huskies. The Buckeyes won the game 28-23 and finished the season with a record of 13-1.