Who was our first sec. of treasury under President Washington? Who was our first sec. of state under President Washington?

Why did settlers decide to establish olympia where they did? they thought the land was good for farming. they could trade with american indians. they found water access to puget sound. they were given land by the us government.

The solvent union and u. s believed in two different economic systems which was?

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.