The graph would represent that system would look like this (see the attachment):
Causes of the Wall Street Crash were the collapse of the
stock market due to the drop in prices that people started selling their stocks
and this led to closures of banks many invested in stocks. The impact was that many business were closed
down and many people lost their jobs.
It would be described as Battle of the Atlantic, in World War II, a contest between the Western Allies and the Axis powers (particularly Germany) for the control of Atlantic sea routes. For the Allied powers, the battle had three objectives: blockade of the Axis powers in Europe, security of Allied sea movements, and freedom to project military power across the seas.
Answer:
Civil War. The fall of the Incas came in part because they were at their weakest for at least a decade. Two factors had undermined their ability to fight, and one of these was civil war. For the past five years, Atahualpa and his half-brother Huascar had been fighting for control of the Incan Empire.