<span> In the last quarter of the 19th century, all four items were sources of energy. Kerosene was commonly used for lighting, electricity was beginning to replace gas lighting and steam was used to power boats, trains, and certain kinds of industrial machinery. Gasoline was the primary fuel of the automobile, or "horseless carriage," which appeared in the 1890's. Of these four, however, steam was introduce the earliest. The concept of the steam engine goes back to ancient times. However, the steam engine was really introduced as a common source of energy early in the 18th Century. So while kerosene, gasoline, and electricity as an energy source were all developments of the 19th century, Steam power is at least a century (and maybe more) older. </span>
Answer:
Justinian was the Byzantine Emperor from 527 to 565, during his rule he enacted reforms to reduce corruption and increase accountability. He was a prolific builder, and constructed dams, bridges, fortifications. All the elements of Justinian's passion came together when he rebuilt Hagia Sophia, it is one of the most famous cathedrals today. He is important because he reorganized the administration of the imperial government and sponsored the codification of laws which were known as Code of Justinian.
Lincoln hated popular sovereignty because it was used to have power over slaves. It was intended to support the people from having their slaves and bringing them to different places that they wanted without any restrictions. It ties the slaves to an obligation of having a master. It was a confused principle used to justify slavery.
It was the white people vs the black people. That was the main reason
