USSR began building missile sites in Cuba in 1962.
There was a coup in Cuba in '59. The new government did not like the United States and took over some American businesses.
The missle sites could hit any city in the USA.
American ships blocked Soviet ships carrying misses into Cuba. The Soviets and Cubans agreed to take away the missiles if America promised not to attack Cuba.
Technically, nobody won. Although, the USSR lost China's support after.
Source: https://www.enotes.com/homework-help/what-some-cause-effects-cuban-missile-crisis-508792
I believe it was a trade route that was used commercially. Traders often used this route because it stretched so long and wide across the US.
I think it's called a merit system after the spoils system but I'm not 100% sure
The correct answer is Timbuktu. It became the greatest city because it was a melting pot for traders from all possible nations because it was wealthy and developed compared to other places. It was a cultural and a trading center because the ruler knew how to rule properly and made Timbuktu one of the greatest cities in the world.