Well the other guys answer is technically right their a few more details to it. The league of nations was also another attempt to stop further wars between various groups in the world. They didn't want another Holocaust or world war to happen so it made it that all nations would turn on one nation or nations if they did go rogue and attack.
Answer:
The period of Europe's history relating to the Middle Ages.
hope it helps!
C. Acueducts.
I'm sure that's it, good luck ;)
During its almost 40 years as the head of the <em>AFL (American Federation of Labor)</em>, Samuel Gompers worked extremely hard for the cause of the labor movement, especially improving worker's rights and conditions.
Among the things he achieved leading the AFL, Gompers secured shorter working hours and lower wage for workers.
Answer is shorter working hours and lower wage for workers.