The answer is first opium war
Answer:
[✓]Sir Francis Drake claimed the coast
[✓]Lewis and Clark explored and mapped the interior
[✓]John Jacob Astor made one of the first settlements
This was a mixture of things.
The increase in population from soldiers and influx of immigrants caused the need for more food to be produced and more jobs to be demanded. So farmers started over producing which led to the Dust Bowl and, eventually, the Great Depression.
The resources that made Kush a valuable trading partner were gold, copper, ebony, and ivory.
Out of the choices given, the issues that national government needed to address was domestic economy and security, foreign security and westward expansion. The correct answer is B.