Northern city is the answer
The europeans brought infectuous diseses such as the bubonic plague, chicken pox, pneumonic plague, cholera, diphtheria, influenza, measles, scarlet fever, smallpox, typhus, tuberculosis, and whooping cough. The diseases introduced in the Americas by the Europeans were crowd diseases: that is, individuals who have once contracted the disease and survived become immune to the disease.
Well, America Would basically fall apart. It causes many things to go wrong.
<span>In January 1830, in a dramatic encounter on the floor of the United States Senate, the debate over the nature of the Union took an alarming turn. The debate moved beyond the exchange of alternative views on how to administer the federal government to accusations and recriminations about the destruction of the federal government and the Union. States’ rights and nationalist positions, which previously were adopted without regard to a consistent pattern of sectional identification or alignment, were defined in a way that portended political violence between irreconcilably opposed sections. The event that presented this portent of sectional discord was the debate over the nature of the Union between Daniel Webster of Massachusetts and Robert Y. Hayne of South Carolina.</span>
Answer:
Ohio state studies
Explanation:
Ohio state studies was a leadership research which was conducted by Ohio State University in 1945. The main aim of the study was to help ascertain different behavior which were observed in people.
The research group labeled task behaviors "initiating structure" and focused less on traits of individuals and more on the what was observed which was what made it to be called a leadership theoretical study.