1. In 1864, the Battle of Jonesborough took place on September 1. This was a crucial victory for Union General William T. Sherman in his Atlanta Campaign during the American Civil War.

2. On September 1, 1902, the first electrical power plant in the state of Georgia opened in Valdosta. The plant provided electricity to parts of the city and helped pave the way for widespread electrification in the state.

3. The first Labor Day parade in Atlanta was held on September 1, 1890. This helped to establish the holiday as a celebration of the contributions of workers to American society.

4. In 1974, the Georgia Dome, an iconic sports and events venue in Atlanta, opened on September 1. The dome served as the home of the Atlanta Falcons football team and hosted a wide range of events until it was replaced by Mercedes-Benz Stadium in 2017.

5. On September 1, 2005, Hurricane Katrina made landfall in the state of Georgia, causing widespread damage and power outages. Though the storm had weakened considerably by the time it reached Georgia, it still caused significant disruption to daily life in the affected areas.