Answer:
After the Second World War, after the impact that the totalitarian Nazi, Fascist and Communist regimes had caused on the American population, both Democrats and Republicans came to the conclusion that they should bet on the total fulfillment of civil and political rights in America (especially regarding racial minorities, such as African Americans).
Thus, Democrats and Republicans reached an agreement regarding this issue, by which it was agreed that both political parties would support policies, measures and movements that would tend to maximize respect for individual freedoms and equality among American citizens. This agreement was called "the Liberal consensus".
I believe it was the Stock Market Crash of 1929
<span>On June 17, 1775, early in the Revolutionary War (1775-83), the British defeated the Americans at the Battle of Bunker Hill in Massachusetts. Despite their loss, the inexperienced colonial forces inflicted significant casualties against the enemy, and the battle provided them with an important confidence boost. Although commonly referred to as the Battle of Bunker Hill, most of the fighting occurred on nearby Breed’s Hill.</span>
A communist would likely win
Alexander
and the second one...