The major effect of the Agricultural Revolution in the 1800s was the increase in the food supply, which was able to feed the urban dwellers. Any family who agreed to settle on a land for at least five years was given that land for free. The farmers were isolated from each other due to large acres of land each farmer owned. Farmers started buying machinery for agriculture and were in debt and severe competition prevailed. The conditions of the farmers became harsh and a political movement started for the farmers. The productivity still increased and the population of the US also doubled.
The Reichstag fire (German: Reichstagsbrand, About this soundlisten was an arson attack on the Reichstag building, home of the German parliament in Berlin, on Monday 27 February 1933, precisely four weeks after Adolf Hitler was sworn in as Chancellor of Germany. Hitler's government stated that Marinus van der Lubbe, a Dutch council communist, was the culprit, and they attributed the fire to communist agitators in general—though a German court decided later that year that Van der Lubbe had acted alone, as he claimed. After the fire, the Reichstag Fire Decree was passed.
African Americans had new employment opportunities as men went away to fight in the war. However, they still had to fight for civil rights, as seen by leaders like MLK or Malcom X.
It could be argued that the earliest document to which the United States can trace its democratic heritage would be the "Magna Carta", since this was the first major document to fight against tyrannical rule in England.
D) Ottomans. That is the correct answer if researched properly.
