Common examples of secondary sources include academic books, journal articles, reviews, essays, and textbooks
A volcanic eruption or extreme flooding.
Correct answer:
A. Unemployment Rate in Percent
Because 18.8 percent of the women were in the labor force in the early 1900s and the 1910 data show that the average unemployment rate among non-agricultural workers with earnings was 5.3 percent.
Answer: Boston massacre.
Also, trade cutoff from Great Britain.
Explanation:
One of the reasons Americans believe they were on the brink of loosing their rights and freedom is the Boston Massacre.
The Boston Massacre occured during late September of 1768, when British soldiers had been sent to the Massachusetts colony. The soldiers harassed women and children daily. During the time, there was cut off of trade with Great Britain which makes goods to be scarce and higher prices were being charged for them.
On the 5th of March,1770 there was Verbal attacks from the colonist which gave way to physical confrontations, which later led to soldiers firings. These, in turn lead to the Massacre. Which is popularly known as the Boston Massacre.
The reasons for the fall of the empire include military overreach, invasion by emboldened tribes of Huns and Visigoths from northern and Central Europe, inflation, corruption and political incompetence