What changes were made in roman government and in the arts after augustus became emperor of rome

Choose all that apply during the years of the industrial revolution 1. the average life expectancy decreased 2. the worlds population decreased 3. birth rates decreased 4. the average like expectancy increase

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.

Which is not an abundant natural resource found in africa?