Answer:
Telegraph is what people used to coomunicate to people in the 19th century
Explanation:
It popularized trade and competition. For example: Portugal was the main trader of spices.
The Constitution begins with the Preamble, which states the basic mission and goal of the document, and then goes on to describe the different aspects of the government in varies articles. And since the Founding Fathers wanted the Constitution to be able to "adapt" to new times, they allowed for amendments to be made to it.
Letters would be an example of a primary source
I believe it was France in the D-Day Invasions, that was a massive assault on the beaches and ended in the Allied forces pushing through the Nazi defenses.
