Death of those carrying the illness and increased medical habits
Answer:
Referendum
Explanation:
ordinance of Secession was a document that's crated to explain the reason why Several southern states decided to secede from United States in 1860.
In order to reach that conclusion, each of those states held a Referendum.
During a referendum, a state gathers all of the electorates that represent the people of that states and make a direct/universal vote to a certain proposal. Those southern states decided to held this referendum because difference in opinion about slavery between southern states and northern states at the time.
According to Cornwallis he would have either endeavored to escape to New-York or would notwithstanding the disparity of numbers have attacked them in the open field. This was what he said in a letter he reported to Sir Henry Clinton when he failed to defend the York and Gloucester posts. :)
A primary source offers a firsthand account of an event.