Answer:
option a) to establish a peace that would last for many years
Explanation:
The United states purpose based on the information given, they wanted peace for the future therefore the best option is the first one.
It was important because it was marked by extensive discoveries and inventions in Science, Technology, Engineering, Art, Dialectic, Literature, Logic, Mathematics, Astronomy, Religion and Philosophy.
The All Saints Day celebration was also called All-hallows or All-hallowmas (from Middle English Alholowmesse meaning All Saints' Day) and the night before it, the traditional night of Samhain in the Celtic religion, began to be called All-hallows Eve and, eventually, Halloween.
<span>One of the most significant impacts of U.S. foreign economic policy during the later 1920s (especially in 1929) was that the Great Depression worsened, since the US withdrew from international markets, which greatly reduced the GDP of many European countries.</span>