The difference is that the older union tend to pursue practical things such as fair wages, number of holidays, and working hours.
The newer union on the other hand, tend to focus on something that related to social justice, such as fair treatment between each races, same opportunity to rise the ladder, etc.
They passed all four to reduce rebellious behavior and to terminate the idea of revolt in the colonies.
Falso!!
of course it was Ameriva's problem, we could have been next if we didn't help defeat the enemy!!