This is both true and false the United States is a federal constitutional presidential republic. It is a joining of fifty smaller subject republic's known as states, they and the federal government imitate the Roman res publica style of government which is a further advancement of the Greek style. However the United States elects everyone in a similar manner by direct popular vote. This is the case with Governors, Representatives and Senators for the State legislatures and the United States Congress. The president is elected in a combination of the two. The populous votes for the person who they want to be president. After each state tallies its majority vote that States electoral college votes go to the winner of the majority in that state. It is very rare that a president wins both the electoral college and the popular votes. The electoral college decides the next president not the popular despite both being integrally connected to each other. This system ensures that States with a larger population cannot control the executive branch of the United States.
Laissez-faire capitalism....
The answer is Fort Laramie. The Fort Laramie treaty in the year 1851 was a treaty between the United States commissioners and the representatives of the Sioux, Cheyenne, Crow, Arapaho, Mandan, Assiniboine, Arikara, and Hidatsa Nations. It was set for the traditional claims of the tribes.
What is best considered a statement of public interest
The public interest is "the welfare or well-being of the general public" and society