The assassination of Franz Ferdinand is what started WW1, which was done by Serbian rebels, but the county was Austria-Hungary. The two nations that escalated the conflict was Russia, who supported Serbia, and Germany, who supported Austria.
This excerpt from a letter is a critical primary source, since it was written in the first person and shows the extent to which many patriots during this time were willing to risk their lives for liberty.
Answer:
Its C :) Have a great day!
Explanation:
As the answer above stated
However, more than 70% of all immigrants reached New York City, which became known as the "Golden Door." Most immigrants arriving in New York came to the Castle Garden depot near the tip of Manhattan in the late 1800s.
A primary source gives us first-hand information. it states the automatic facts, and not what has been heard through a second-hand information (sencondary source). it provides information like: direct or firsthand evidence about an event, object, person, or work of art.
and examples are: eyewitness accounts, results of experiments, and statistical data
