The olmec civilization a) had poor architectural skills. b) left behind mysterious stone sculptures. c) were the most advanced pre-columbian civilization. d) was not able to trade because of its geographic isolation.

Identiica las similitudes económicas entre las colonias hispana y portuguesa y elabora una lista.

Why were chinese american immigrants frequently detained when trying to immigrate through angel island? the rules for immigration were stricter at this checkpoint due to health issues that were prevalent among asian populations at this time. the location of the island was difficult to reach, and ships to the mainland were often prevented from sailing more than once a week. immigration agents were notorious for asking immigrants confusing questions as a means of denying them entry. low wages caused a shortage of immigration officials, so many immigrants had to wait weeks or months before their applications were processed.

The irish and germans of the 1840's were part of the new immigration. true or false