Because it was when the u.s. and Russia both had nukes and didnt fire until the other side fired first thus the cold war <span />
Because they had a strong military and they built roads to move their armies to where they were needed
Labor unions codified the laws for workers in the country and made industrialized goods making a standard process.
Explanation:
The labor unions sprang up in the need of representation for the workers who were being suppressed by industries to work more.
The labor rights they asked for an standardization of wages and leaves and other rights of workers meant that the industry was made more administratively secure and similar to each other and then it led to better management and overall efficiency in the workforce began to rise with the rise of their influence too.
