Sinc mentioned this is passing last week, and in case people missed it, a step in the right direction.
Under Illinois law, public employees are forced to subsidize a union, even if they choose not to join and strongly object to the positions the union takes in collective bargaining and related activities. We conclude that this arrangement violates the free speech rights of nonmembers by compelling them to subsidize private speech on matters of substantial public concern.
A state law (Wisconsin?) which ended compulsory payment of public service union dues had a huge impact on the effectiveness of the Democrat Party ground game in that state.
Background with recent history of unionism and stats.