Misc: In 1833 The first newsboy in the US hired (---------- Flaherty), by the NY Sun?

Questions

Potpourri: First state to secede from the Union in 1861?

Potpourri: He died in 1829, but his #100,000 foundation formed many major museums.?

Potpourri: He said he could come up with "a minor invention every 10 days..."?

Potpourri: In 1822, Brazil became independent of this country.?

Potpourri: Sea World of Florida is in this city.?