How did new forms of mass entertainment create a national culture in the 1920s?

It created the American culture ideal: of mass consumption and materialism

Explanation:

Durin the 1920s credit cards became widely accepted in the U.S, and people began spending money that they did not have on not just needs, but wants such as: entertainment.  It became the ideal of American Culture.

just need the points

explanation:

frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. but frederick disliked rifle shooting and horseback riding. unlike his father, he was interested in french literature. he enjoyed poetry and music and, like some others of the enlightenment, he scoffed at religion. his father thought him soft, frivolous and unmindful of his duties. and when frederick refused to put his signature on a right to succession, for a few moments his father strangled him.