As a result of the crimean war,
a. won exclusive trading rights with crimea.
b. decided to end its involvement in the middle east.
c. formed a powerful alliance with france and britain.
d. realized it needed to build up its military.

the answer is a. since they were a huge producer of cotton and wanted the most money for it.

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.