The repeal of the Missouri Compromise was more impactful, according to historian Robert Forbes, than the compromise itself. While it effectively settled the question of slavery from 1820 to 1854, its repeal began the sectarian conflict that eventually brought the nation into the Civil War. Vocabulary.
The first popcorn machine was invented by Charles Cretors of Chicago, Illinois in 1885. In order to test his machine, it was necessary for Charles to operate it on the street as the customer.
Who was the first person who invented the air conditioner?   Michael Faraday was the first person to document that when a gas is compressed and then quickly expanded cooling occurs. All fridges work by this system so an air condit â¦ ioner is a development of the refrigerator meaning that no one could invent AC.