Answer: the name means “Indian land” or “land of the Indians”. This name was given to the land by white settlers for the Indians that lived there when the settlers arrived.
Assuming you mean the Great Plains of the USA- it boosted their sales because of the government buying more wheat to ship overseas to assist in refugee and military supplies, assuming the farmer(s) were not drafted into military service themselves.
The National Defense Act of 1916, Pub.L. 64–85, 39 Stat. 166, enacted June 3,1916<span>, was a federal law that updated the Militia </span>Act<span> of 1903, which related to the organization of the military, particularly the </span>National<span> Guard.</span>
I'm not sure if any were begun in 1775. The American Revolution was occurring at the time but it started in 1760's the sugar and stamp acts were in 1764 and 1765, While the Townsend act was in 1770. The declaration wasn't even started until 1817.