They were called No-man's land
Answer:
Political unrest and economic hardship were primary motivating factors for this migration.
American Jewish history commenced in 1492 with the expulsion of Jews from Spain. This action set off a period of intense Jewish migration. Seeking to escape the clutches of the Holy Inquisition, some Jews in the sixteenth century sought refuge in the young Calvinist republic of The Netherlands.
I'm assuming you mean Andrew Jackson regarding Native Americans?
By using "savage" he distanced the white immigrants from the natives. He was trying to get public support by letting the people know that the natives were violent, uncivilized, and posed a threat to society.
Wat is this could u be more specific
I believe it was the defense the Chinese were implementing, from fear of the Moguls invading. So the Great was in place being built and the Government closed off trade and travel so no more boats were built.