So the Great War (World War One) was a war that started in 1914 and finish on November 11, 1918. It lasted for four years.
Now the start of the war:
began in 1914 after the assassination of Archduke Franz Ferdinand of Austria. His murder catapulted into a war across Europe
The U.S. didn't go into war for about 2 and an a half years, During the conflict, Germany, Austria-Hungary, Bulgaria and the Ottoman Empire (the Central Powers) fought against Great Britain, France, Russia, Italy, Romania, Japan and the United States (the Allied Powers).
By the time the war was over and the Allied Powers claimed victory, more than 16 million people—soldiers and civilians alike—were dead.
I don’t understand the question
Because once the science of the nuclear bomb was discovered. It was rushed to be mass produced by Rosevelt for use on possible targets (ex: Hiroshima)<span />
The first HBCUs were founded in Pennsylvania and Ohio before the American Civil War (1861–65) with the purpose of providing black youths—who were largely prevented, due to racial discrimination, from attending established colleges and universities—with a basic education and training to become teachers or tradesmen
B I think is correct because of tractors but I could see arguments for diff answers too