Answer: An effect of World War 1 is the downfall of the German Empire, Austrian, and Russian empire.
Explanation: 3 Monarachies were replaced by 3 Republics due to the first world war.
In 1924, Congress made a constitutional amendment prohibiting child labor, but the states did not condone it. Then, in 1938, Congress passed the Fair Labor Standards Act. It fixed minimum ages of 16 for work during school hours, 14 for certain jobs after school, and 18 for unsafe work.
Sparta was one of the most important Greek city - states throughout the Archaic and Classical periods and was famous for its military prowess Sparta focused on military training and excellence.
Communist Revolution took place in 1917.