The outcome of the Spanish American War helped lead to the building of the Panama Canal because the American navy required a shorter route to travel from the West coast of the United States to the east coast. This war lasted for almost 35 years and it also marked the beginning of the Imperial Era in the history of the United States.
Steel is the sector that made Andrew Carnegie a wealthy man. Have a great day.
D. Citizens are free to elect anyone they want into office
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).