It was one of the reasons the US joined the war. With that, the Germans and Central Power started to lose (they had no chances after the sinking and the Zimmermann telegram)
Yes, it is true that the Central Intelligence Agency backed the Bay of Pigs invasion of Castro's Cuba, since the goal was to overthrow the regime of Fidel Castro (although this failed miserably).
Answer:
D
Explanation:
Although some of those came after others, they all were made better by railroads.
The answer is that it has allowed cultures to spread quickly and easily from one country to another.