Four years after workers at a Starbucks store in upstate New York became the first to unionize, hundreds of outlets followed – defying intense resistance from the coffee chain. What happened next?

Starbucks is navigating the longest strike in its history with Workers United holding out for a proposed contract while the company wants negotiations to resume.

Four years after workers at a Starbucks store in upstate New York became the first to unionize, hundreds of outlets followed – defying intense resistance from the coffee chain.…