[elbucko]

They view a union worker's existence as an affront to them.

And believe that they have no right to strike. When countered with the concept that a man has the right to withhold his labor because forced work is slavery, they fall silent with a commensurate blank look on their face.

[streetpreacher]

"When countered with the concept that a man has the right to withhold his labor because forced work is slavery..."

It's called "quitting"; no one is forced to work anywhere in America.