1. On July 27, 1865, the steamship Sultana exploded on the Mississippi River near Memphis, Tennessee, killing over 1,800 passengers, many of whom were Union soldiers returning home from the Civil War. Among the Ohioans who died in the disaster was Union Army Private James F. O'Toole of Cincinnati.

2. The famous aviator Charles Lindbergh visited Ohio on July 27, 1927, as part of a goodwill tour of the United States following his historic solo flight across the Atlantic Ocean. Lindbergh's tour included stops in Cleveland, Dayton, Columbus, and Cincinnati, where he was greeted by huge crowds.

3. On July 27, 1931, the Ohio Department of Health issued a warning against eating fish caught in the Cuyahoga River due to high levels of toxic pollution. The Cuyahoga River had been severely polluted for years by industrial waste, and this warning helped to draw national attention to the problem.

4. The Cleveland State University Poetry Center was officially established on July 27, 1962. The Poetry Center has since become a nationally recognized publisher of contemporary poetry, with a focus on innovative and experimental forms.

5. On July 27, 2003, the Ohio State Fair in Columbus hosted a special tribute to the Wright brothers, who made their historic first flight in Kitty Hawk, North Carolina, on December 17, 1903. The tribute included a replica of the Wright Flyer and a performance by the U.S. Air Force Thunderbirds.