Mastoidectomy is a surgical procedure to remove an infected portion of the bone behind the ear when medical treatment is not effective. This surgery is rarely needed today because of the widespread use of antibiotics.astoidectomy is a surgical procedure to remove an infected portion of the bone behind the ear when medical treatment is not effective. This surgery is rarely needed today because of the widespread use of antibiotics.
The Germans had little choice â few other places besides the United States allowed German immigration. Unlike the Irish, many Germans had enough money to journey to the Midwest in search of farmland and work. The largest settlements of Germans were in New York City, Baltimore, Cincinnati, St. Louis and Milwaukee.n the decade from 1845 to 1855, more than a million Germans fled to the United States to escape economic hardship. They also sought to escape the political unrest caused by riots, rebellion and eventually a revolution in 1848.
german immigrant influence on american culture. By the middle of the 18th century, German immigrants occupied a central place in American life. Germans accounted for one-third of the population of the American colonies, and were second in number only to the English.The German language was widely spoken in nearly every colonial city. German immigration boomed in the 19th century.s Germans became one of the predominant immigrant groups of the 19th century, it was only natural that they would come to have a powerful influence over the development of American culture.