Even if Germany didn't declare war on the USA in 1941, the US would have been forced to declare war later on anyway. ... Dozens of merchant ships were sunk off the East Coast of the United States between 1941 and 1945. Sooner or later, these sinking would have forced FDR's hand to declare war on Germany.
The food sources of Native Americans of the North and Northwest differed from that of Natives that lived in the West and Southwest due to the impact of climate which determined the types of food that were available. People in the North and Northwest did not farm. Irrigation allowed the people in the west to farm in dry areas.
