Why would the Sumerians have built entrances on their roof?

How did europeans and the introduction of european goods and ideas change native life ?

True or false: after the bonus army demonstrated around the capitol and lobbied senators, the senate passed the bonus billwhat did fdr speak to the american people about in his first fireside chat? how did the new deal assist workers? select all that apply.a, by funding public works projects b. by mandating an eight-hour dayc, by guaranteeing an income raise for alld, by guaranteeing a higher stock market

The rise of advertising in the 1920s. i am good with seeing how advertisements shape the roaring twenties and how it developed a new way of life through modern days. but i am not sure what the details of advertising in the 1920s were. if possible can you send me links (preferrably credential links) to sources that maybe show like the first company to start advertising through the radio, how advertising benefits (statistics graphs), etc.