1. In 1865, Union General Edward M. McCook reached Tallahassee, which marked the end of the Civil War in Florida.

2. In 1901, the first train arrived in Miami, marking the beginning of the city's rapid growth.

3. In 1944, a massive explosion occurred at the Port Chicago Naval Magazine in California. Many African American sailors were killed and injured in the blast, leading to protests and calls for equal treatment in the military. This event had a significant impact on Florida's civil rights movement.

4. In 1986, the Chernobyl nuclear disaster occurred in Ukraine. The radiation cloud from the explosion passed over Florida, causing concerns about the health effects of the fallout.

5. In 2016, the Cuban government allowed a US cruise ship to dock in Havana, marking the first time in over 50 years that a US commercial ship had done so. This event marked a significant shift in US-Cuba relations and had an impact on Florida's tourism industry.