NY Social Studies 8.3a

Social Studies8th GradeKey Idea 8.3

The Standard

Continued westward expansion contributed to increased conflicts with Native Americans.

New York State K–12 Social Studies Framework

Key Idea 8.3

EXPANSION AND IMPERIALISM: Beginning in the second half of the 19th century, economic, political, and cultural factors contributed to a push for westward expansion and more aggressive United States foreign policy.

Teacher's field guide

What This Standard Means

What Students Need to Do: Students trace how the transcontinental railroad increased migration, settlement, resource extraction, and military pressure in the West. They explain Native resistance and compare removal, reservations, boarding schools, allotment, and later policy changes.
What Mastery Looks Like: Students can connect railroad growth and federal policies to specific effects on Native lands, cultures, and sovereignty. They can use evidence to explain the Sioux Wars, the Nez Perce flight, and different Native responses.
Common Misconceptions: Students may picture western land as empty or treat Native nations as one group with one response. They may assume the Dawes Act protected Native land ownership. They may also think later reforms repaired all earlier harm.
How to Assess It: Give students a map and two policy descriptions. Ask: “How did expansion create conflict, and how did Native people respond?” Require two specific pieces of evidence.

Lesson moves

Ways to Teach It

Pairs place yarn on railroad and reservation maps, then label three links between new rail lines, settler movement, lost land, and conflict.
Discuss: Was Chief Joseph’s surrender a defeat, an act of survival, or both? Support your answer with two details.
Run a card sort matching the Dawes Act, boarding schools, reservations, and Indian Reorganization Act with goals, effects, and Native responses.
Compare a current Tribal Nations map with an 1890 reservation map, then write one observation about land, borders, or sovereignty.

Free download