1. Statehood Day: May 29 is celebrated as Statehood day in Nebraska as it was on this day in 1867 that Nebraska became the 37th state of the United States.

2. The First Arbor Day: Nebraska is known as the birthplace of Arbor Day, which was first celebrated on April 10, 1872, in the town of Nebraska City. J. Sterling Morton, a Nebraska newspaper editor, proposed the idea of planting trees in Nebraska to visually enhance the landscape, conserve resources, and create windbreaks.

3. Nebraska's First Governor: Originally from Ohio, David Butler served in the Union Army before moving to Nebraska in 1856. He became the first governor of Nebraska on May 29, 1867.

4. State Capitol Building: On May 29, 1922, construction of the Nebraska State Capitol building was completed. The building, which was designed by New York architect Bertram Grosvenor Goodhue, is one of the largest state capitols in the United States.

5. Women's Suffrage: On May 29, 1919, Nebraskan Congresswoman Jeannette Rankin was one of the 304 members of the House of Representatives who voted in favor of the 19th Amendment to the Constitution. The amendment would grant women the right to vote and was ratified by the necessary number of states in 1920, becoming law.