Sources

Text

https://history.state.gov/milestones/1830-1860/indian-treaties

(Indian Removal Act)

http://upload.wikimedia.org/wikipedia/commons/thumb/e/ef/ElectoralCollege1820.svg/300px-ElectoralCollege1820.svg.png

(1820 electoral map)

http://upload.wikimedia.org/wikipedia/commons/thumb/0/01/ElectoralCollege1824.svg/350px-ElectoralCollege1828.svg.png

(1824 map)

http://www.digihistory.org/uploads/8/7/2/9/8729132/8154328_orig.jpg

(1828 map)

http://southernspaces.org/sites/southernspaces.org/files/images/2007/1b-002-ss-07-egander_lg.jpg

(Indian Removal map)