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Unit

Unit 7: American Expansion (1830-1860)

Guiding question

How did the drive for territorial expansion shape the nation’s identity and create new challenges for the United States?

Published
Sep 5, 2025
Mountain landscape with rugged peaks and valleys, bathed in warm sunset light.

This unit invites students to analyze the challenges of westward expansion, like land acquisition, Native American relations, and slavery, and how it led to sectional divisions. It emphasizes how the drive for territorial expansion shaped the nation’s identity and created new challenges for the United States. 

Lessons

Historical map of the United States showing state boundaries and geographical features from an earlier era.
Western Expansion Geography and History: A Map-Based Inquiry
  • 4 Activities

How has geography influenced economic development, population trends, and historical events in the U.S.?

Historic view of a riverside city, featuring two steamboats and buildings in the background.
Infrastructure in the Era of Westward Expansion
  • 1 Activity

How did economic factors drive westward expansion and create new opportunities and challenges?

A personification of progress floats above a landscape with pioneers, animals, and transportation methods.
Land Acquisition and Westward Expansion
  • 1 Activity

How did the acquisition of new territories impact the nation's growth and development?

Historical black-and-white photo of a group of people and horses traveling along a dirt road with covered wagons.
Voices From Western Expansion
  • 2 Activities

What can we learn from the stories of individuals traveling westward to find new opportunities?

Bronze statue of a man, woman, and child, standing together, looking outwards against a clear blue sky.
Migration West
  • 1 Essay

What drove immigration westward and what challenges and opportunities did those who undertake it experience?

A cascading waterfall flows down a rocky cliff, surrounded by lush green foliage.
Trail of Tears Stations
  • 1 Activity

How did U.S. expansion affect Native American communities?

The seated statue of Abraham Lincoln in the Lincoln Memorial, surrounded by stone walls.
Is the Constitution Pro or Anti-Slavery?
  • 1 Activity

How can primary source documents help us understand the perspective on slavery of the author's of the U.S. Constitution?

Political map of the United States highlighting free and slave states, with portraits of historical figures above.
Development of Sectionalism and Rising Tensions
  • 1 Activity

How did the expansion of slavery into new territories intensify sectional tensions?  

Statue of Frederick Douglass, depicted in a suit and bowtie, set against a blurred urban background.
Abolition Views Sorting
  • 1 Activity

What did Americans think about slavery in the nineteenth century?

A cotton field in bloom under a sunset, with rows of white cotton bolls against a green forest backdrop.
How Enslaved People Resisted Slavery
  • 2 Activities

How did enslaved people resist slavery in their daily lives?

Stack of four closed books with red covers and gilded edges against a red background.
Western Expansion Deconstructed DBQ Mini-Lesson
  • 3 Activities

How did the drive for territorial expansion shape the nation’s identity and create new challenges for the United States?

Unit resources

Map of trails in the western United States, including California, Oregon, and Santa Fe Trails with geographic features.
ActivityWestern Trails Middle School Map

A map of trails used by settlers headed west and Native Americans on the Trail of Tears.

Graphic organizer for a map-based inquiry, detailing prompts, claims, and evidence sections.
ActivityWestern Expansion Map Based Inquiry Middle School Student Response Sheet

Interpret and synthesize information from historical maps.

Interactive timeline handout with instructions for students to identify important events and complete guided notes.
ActivityWestern Expansion Interactive Timeline Notes Handout

Investigate a timeline to identify important information and make connections.

Document outlining objectives and instructions for land surveyors during Western expansion, featuring guiding questions and background info.
ActivityVoices From Western Expansion Middle School Primary Source Set

Four primary sources that share the stories of those who traveled Westward during the mid-1800's.

Graphic organizer for analyzing primary sources related to Western expansion, including sections for observations and reflections.
ActivityVoices From Western Expansion Middle School Document Analysis Organizer

A student handout that pairs with the four accounts from the Voices of the Westward Expansion lesson.

Worksheet titled "Trail of Tears Stations: Response Sheet" with guiding questions and objectives related to Native American history.
ActivityTrail of Tears Stations Middle School Response Sheet Handout

Guided questions to help students explore the primary sources associated with this lesson.

Document discussing the expansion of slavery, with objectives on analyzing primary sources and historical context.
ActivityIs the Constitution a Slavery or Anti-Slavery Document Primary Source Set

Four primary source documents from the mid-1800's that explore the topic of slavery and the U.S. Constitution.

Handout titled "Trail of Tears Stations: Response Sheet" with guiding questions and objectives related to Native American history.
ActivityNineteenth Century Abolition Views Sorting Primary Source Set

Five primary sources that identify different perspectives on slavery in the nineteenth century.

Document list titled "How Enslaved People Resisted Slavery," featuring various historical sources and objectives.
ActivityHow Enslaved People Resisted Slavery Primary Source Set

Five primary sources that show how enslaved people resisted slavery in their daily lives.

Graphic organizer template for documenting resistance types and explanations, with space for symbols or images.
ActivityHow Enslaved People Resisted Slavery Graphic Organizer

A student handout to accompany the primary sources in this lesson.

Essay titled "Reasons for Migration" discussing historical events related to the Donner Party and westward expansion.
EssayReasons for Migration and Westward Expansion Middle School Essay

An essay to help students explore the challenges and opportunities experienced by those who moved west during the mid-1800's.

Document titled "Model Organizer and Scoring Guide" with educational content on territorial expansion and Manifest Destiny.
Educator ResourceAmerican and Western Expansion Middle School Model Organizer and Scoring Guide

A pre-built assessment for the Unit 7 DBQ.

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