USA HISTORY

Detailed explanation-1: -Largely Catholic and Jewish in religion, the new immigrants came from the Balkans, Italy, Poland, and Russia.

Detailed explanation-2: -Most immigrants entered the United States through New York Harbor, although there were other ports of entry in cities such as Boston, Philadelphia, Baltimore, San Francisco, and New Orleans.

Detailed explanation-3: -After a pause in European immigration during the U.S. Civil War, more than 20 million immigrants arrived-primarily from Southern and Eastern Europe-between 1880 and 1920.

Detailed explanation-4: -Settling primarily in the cities of the East Coast, in crowded, tenement-filled districts that were often called “ghettos, ” many Jewish immigrants worked in the burgeoning garment industry, in shops often owned by descendants of an earlier immigrant wave of Central European Jews.