Elon Musk beats $500M severance lawsuit filed by ex-Twitter employees after mass layoffs

After Elon Musk acquired Twitter, thousands of former employees were laid off. They accused Musk of not paying the promised severance. However, a U.S. District Judge ruled that the federal law concerning benefit plans did not apply to their claims, leading to the dismissal of the case.

What accusations did the former Twitter employees make against Musk?

What was promised to the former Twitter employees that was not fulfilled?

What event led to the dismissal of the case involving former Twitter employees?

What was the ruling of the AUS District Judge regarding the federal law?

What was the outcome of the case brought by the former Twitter employees?