Japan experienced many new positive things because it started becoming more modernized after a long period of seclusion. Of course, some conservative people were against this western influence and rebellions ensued, but it was eventually all solved.
He was determined to find a direct water route west from Europe to Asia, but he never did. Christopher Columbus made four trips across the Atlantic Ocean but the routes were later used to <span>explore and colonize the Americas. That is all I know.</span>
They made legislation with other countries that regulates their use and they build large bomb shelters