Prohibition one reason the 18th AMENDMENT was passed was becase the Wctu thought that alchol was connected to certain things the USA was having problems wih such as women being beaen adn children being abused
Immigration - between 1880 and 1920 more than 25 million foreigners arrived on American shores, transforming the country he immigrant surge of the late 19th and early 20th century was distinctive in it size, its demographics and its impact upon American culture