Why did the Chinese come to America?
At first only a handful of Chinese came, mainly as merchants, former sailors, to America. The first Chinese people of this wave arrived in the United States around 1815. Subsequent immigrants that came from the 1820s up to the late 1840s were mainly men.
The history of navigating the word has gone from crude ships like the kind cristopher columbus sailed to steam boats to merchant ships to luxuryliners to airplanes to jets
That is a very broad opinion but I guess you can say america was protecting its boarders so yes
