![](https://newpol.org/wp-content/uploads/2020/02/lewis_strikes_since_1993-300x200.png)
The 2012 Chicago teachers’ strike and the 2016 Verizon strike—the largest public sector and the largest private sector strikes in years, respectively—were warning shots.
After a short decline in strike activity in 2017, strike actions exploded in 2018 driven by West . . .