The US introduced industrial power and new weapons. To protect their country from being taken over by the US or another foreign power, Japan decided to become a "western" power. The US opening Japan to trade exposed them to the methods of a modern country.
Answer:
The Atlantic slave trade is customarily divided into two eras, known as the First and Second Atlantic Systems. Slightly more than 3% of the enslaved people exported from Africa were traded between 1525 and 1600, and 16% in the 17th century.
Explanation:
Because some people are just mean, but just think, white people enslaved white people before africans were enslaved at all. In america africans are just known that way but we need to improve.