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.
Immigrants have enriched American culture and enhanced our influence in the world. Immigration always has been controversial in the United States. More than two centuries ago, Benjamin Franklin worried that too many German immigrants would swamp Americaâs predominantly British culture.In the mid-1800s, Irish immigrants were scorned as lazy drunks, not to mention Roman Catholics.mmigration always has been controversial in the United States. More than two centuries ago, Benjamin Franklin worried that too many German immigrants would swamp Americaâs predominantly British culture. In the mid-1800s, Irish immigrants were scorned as lazy drunks, not to mention Roman Catholics.