So I actually have a Social Studies book from my old school, lucky for you, we got to the Cold War.
Here's what the book stated:
One of Reagan's proposals was the Strategic Defense Initiative (SDI). He believed this defense shield could make nuclear war impossible, but the unlikelihood that the technology could ever work led opponents to dub SDI "Star Wars."
Also, I do know that this is also found on another website but thats probably where the book's information came from.
Answer:
It was the turning point in world war 2 for the Nazi when they were not able to fight a war on two fronts.
It was the reason that the Nazi lost the war.
Explanation:
It is the day of the dead celebrated by people of Mexican ancestry.
It enabled those two powers to partition Poland between them. It basically paved the way for the joint invasion and occupation of Poland that September. By signing the agreement, Hitler avoided the threat of a major two-front war.