The years were 1837-1901 it was the era queen Victoria ruled and it was a long period of peace.
An important duty of the president is "negotiating treaties," since this duty falls to the executive branch, and the president is in charge of this branch (although this specific task is often delegated to the State Department).
The President was Harry Truman
The first known pandemic was the Plague of Justinian, which took place in the Byzantine Empire in A.D. 542, it struck its capital Constantinople, part of the Sassanian Empire in the Middle East and several cities across the Eastern Mediterranean Sea. Modern scholars think it started in Central Asia.
Answer: It was used by transmitting electrical signals over a wire laid between stations.
Explanation:
