Concept
Version 12
Created by Boundless
The Sectional Crisis Deepens
Abraham Lincoln
Abraham Lincoln became the first Republican president of the United States following a period of increased sectional conflict among and within existing American political parties.
Portrait of Abraham Lincoln
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"Abraham_Lincoln_head_on_shoulders_photo_portrait.jpg."
https://en.wikipedia.org/wiki/Republican_Party_(United_States)%23/media/File:Abraham_Lincoln_head_on_shoulders_photo_portrait.jpg
Wikipedia
Public domain.