How and why did the europeans establish colonies in the americas?

Ow does the point of view used in "battling the digital jolly roger" differ from "the completely free market" and affect the reliability of the article?

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.

Indian scholars invented all of the following that we use today except .