The event coincided with the year anniversary of the signing of the Chips and Science Act and the Inflation Reduction Act, which was signed a week later.
The filing is just the latest in the long-running feud between DeSantis and Disney stemming from a clash over legislation dubbed "Don't Say Gay" by critics.
The $430 billion package is the Biden administration's landmark piece of legislation, part of a plan to fund manufacturing and infrastructure investments.
Feinstein, the oldest sitting U.S. senator and the longest-serving senator from California, has faced intensifying scrutiny over her physical and mental health.
The surprise move to dismiss an elected state official came as DeSantis struggles to gain ground against former President Donald Trump in the GOP primary.
Fulton Country District Attorney Fani Willis is investigating Donald Trump for his attempt to reverse his 2020 Georgia election loss to President Joe Biden.
Former president Donald Trump is charged in D.C. federal court by special counsel Jack Smith with a scheme to overturn his 2020 election loss to Joe Biden.