The Voting Rights Act was amended several times in the decades that followed, extending its coverage and increasing the government’s authority to determine where federal oversight was needed.
A- Roosevelt issued executive order 8802, for bidding discrimination by any defense contractors & establishing the FEPC to investigate charges of racial discrimination
Here are some reasons:
-To secure better lives for themselves, their countries, and religious groups.
-New ships were better equipped to handle sea voyages.
-Technology, such as the compass and astrolabe, enabled Europeans to travel long distances.