Primary
Henry J. Sage

Sage American History: Exchange Between Horace Greeley and Lincoln, 1862

For Students 9th - 10th
Primary source excerpts from New York Tribune editorial letter written by abolitionist Horace Greeley followed by a response from President Abraham Lincoln published in the New York Times, 1862.
Handout
US Department of State

Biographies of the Secretaries of State: John Caldwell Calhoun (1782 1850)

For Students 9th - 10th
Short bio on John Calhoun, former U.S. Representative, U.S. Senator, Secretary of War and Vice President, who served as Secretary of State for less than one year before returning to his position in the U.S. Senate.
Unit Plan
CommonLit

Common Lit: Themes: Social Change & Revolution: Why Do People Resist Change?

For Students 9th - 10th
This is a collection of Grade-Leveled texts (3-12) to address the question, "Why do people resist change?" Select a grade level and a collection of on grade-level reading passages on the topic comes up. [Free account registration...