More than 2,000 Starbucks workers from over 100 stores across the country participated in Thursday’s strike.
Around 200 Southwest flight attendants and supporters picketed outside Phoenix Sky Harbor International Airport last month to demand better working conditions.
After bottoming out at 4% in 2017, labor union membership in Arizona has been slowly rising, but it is still well behind levels of previous years.
The three workers involved were all leaders in union efforts at a Phoenix Starbucks, and claim the company took action against them for their organizing efforts.
Tempe-based used-car seller Carvana laid off 2,500 employees, about 12% of its workforce, in May.
Arizona is the only state that refused to implement a temporary emergency standard related to COVID-19 last June.
Laila Dalton, a shift supervisor who was working to unionize the location at Scottsdale Road and Mayo Boulevard, was fired the day before union election ballots were sent out.
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