Workers made their voices heard in 2023.

Between Jan. 1 and Nov. 30, there were 393 strikes in the U.S. involving more than 500,000 workers, according to Johnnie Kallas, a Ph.D. candidate at Cornell University's School of Industrial and Labor Relations and director of the university's Labor Action Tracker. This year saw more work stoppages involving 1,000 or more workers than any year since 2013, according to the Bureau of Labor Statistics.