<span>B. Economies around the world collapsed
The answer above is correct.
The United States was very involved in European economies, helping restore them after wartime. Once the U.S. economy collapsed, closely connected economies collapsed as well. Keep in mind that the U.S. economy may directly affect economies around the world through the European economies it directly deals with.
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Answer:
In the fall of 1962, the United States and the Soviet Union came as close as they ever would to global nuclear war. Hoping to correct what he saw as a strategic imbalance with the United States, Soviet Premier Nikita S. Khrushchev began secretly deploying medium- and intermediate-range ballistic missiles to Fidel Castro's Cuba. Once operational, these nuclear-armed weapons could have been used on cities and military targets in most of the continental United States. Before this happened, however, U.S. intelligence discovered Khrushchev's brash maneuver. In what became known as the Cuban Missile Crisis, President John F. Kennedy and an alerted and aroused American government, military, and public compelled the Soviets to remove not only their missiles, but also all of their offensive weapons, from Cuba
The Roman Empire by 285 CE become so vast that it was difficult to rule all the provinces directly from Rome. Diocletian the Roman Emperor, therefore, divided the empire into two halves known as the Western ( governed from Rome) and the Eastern Roman Empire ( ruled by Byzantine). The western half of the Empire had a more severe fall than the Eastern portion of Rome.
This was the only difference in the decline of the Roman empire and the Han Dynasty of China. Other three options were similar in one or another way in the decline of Rome and of the Han dynasty.
It would be the "Gulf of Tonkin" that is located between northern Vietnam and the island of Hainan, although it should be noted there are smaller bay areas that exist there as well.
It has to be a it is the only option