1. Iowa Native and Baseball Legend, Bob Feller, was Born on May 7, 1918. Bob Feller was born in Van Meter, Iowa and went on to become one of the greatest pitchers in baseball history. He was inducted into the Baseball Hall of Fame in 1962 and served in the Navy during World War II.

2. President Lincoln Signed a Land Grant for the Des Moines Valley Railroad on May 7, 1864. This land grant allowed the railroad company to build a line from Des Moines to Council Bluffs, which is located on the Iowa-Nebraska border. The Des Moines Valley Railroad played an important role in the development and growth of western Iowa in the late 1800s.

3. Iowa Senator Tom Harkin Announced He Would Not Seek Reelection on May 7, 2013. Tom Harkin served in the United States Senate from 1985 to 2015, representing Iowa. During his time in office, Harkin was an advocate for disability rights and the Affordable Care Act.

4. The Iowa State Capitol Was Dedicated on May 7, 1884. The Iowa State Capitol, located in Des Moines, was designed by architect John Cochrane and features a dome that is 275 feet high. The building has been the home of the Iowa State Legislature since it was built and is considered one of the most beautiful capitol buildings in the United States.

5. Herbert Hoover Visited His Birthplace in West Branch on May 7, 1948. Herbert Hoover, the 31st President of the United States, was born in West Branch, Iowa in 1874. On May 7, 1948, he returned to his birthplace to dedicate a new museum that was created to honor his life and accomplishments. Today, the Herbert Hoover Presidential Library and Museum is a popular tourist destination in Iowa.