Napolean suffered a defeat in the hands of the Duke of Wellington. So A. is your answer. Hope this helped!
~Shadow
The best answer is <span>increased as more US troops went to fight in Vietnam.
LBJ's policy of "escalation", sending more troops and resources into Vietnam, started to quickly shift public opinion against the US presence in Vietnam. Although initially considered unpatriotic to protest the war, gradually more and more Americans began to oppose the war. </span>
The great depression in 1929 is widely accredited to have been started by the Wall street crash, the drastic and fast fall in stock prices on the US stock market.