Who is the 31st president?

Herbert Hoover was the 31st president.

Explanation:

Please mark brainliest

the use of email to replace slower surface mail.

so they can differentiate themselves from others as they saw themselves as the superior race. the star was basically a symbol that meant you are a less of a person than i am because of my race. the star was also degrading for those who had to wear it because they were aware of this and the nazis used the notion to make them feel less like a person.