It led to the acquisition of vast territories but increased tensions over slavery's expansion.

Marked the beginning of the organized women's rights movement in the US.

Abraham Lincoln's election led to the secession of Southern states and the start of the Civil War.

Forced relocation of Native Americans, resulting in many deaths.

These laws were precursors to the 18th Amendment (Prohibition) and reflected the growing influence of the Temperance Movement.

Revolutionized communication, facilitating faster transmission of information across long distances and aiding business and governance.

Dramatically increased cotton production, strengthening the South's reliance on slave labor and contributing to sectional tensions.

Revolutionized transportation and manufacturing, leading to increased industrialization and economic growth, especially in the North.

Improved transportation networks, facilitating trade and connecting different regions of the country, which boosted economic development.

Revolutionized transportation, enabling faster and more efficient movement of goods and people across the country, fueling economic expansion and urbanization.

Belief that the US was divinely ordained to expand across North America.

Shift from local, agrarian economies to a national, industrial one.

A movement to reduce or eliminate alcohol consumption.

A movement to end slavery and the slave trade.

Growing divisions between North and South over slavery, economy, and culture.

Social, religious, and political movements aiming to fix societal problems before the Civil War.

Groups who sought to create a perfect society based on equality and cooperation.

Movement to establish publicly funded schools.

Document from Seneca Falls Convention calling for equal treatment of women under the law.

The right to vote.

Cause: Belief in divine right to expand. Effects: Territorial expansion, conflict with Native Americans and Mexico, increased sectional tensions.

Causes: New technology, transportation improvements. Effects: Economic growth, urbanization, widening gap between rich and poor, environmental impact.

Cause: Belief that alcohol was the root of social problems. Effects: State-level Prohibition laws, increased women's influence.

Cause: Moral opposition to slavery. Effects: Increased sectional tensions, Civil War.

Cause: Desire for equal treatment under the law. Effects: Seneca Falls Convention, increased awareness of women's issues, groundwork for future movements.

Causes: Economic interests, national security, Manifest Destiny. Effects: Territorial gains, debates over rights and citizenship, increased sectionalism.

Cause: Sectional divisions over slavery. Effect: Secession of Southern states and the start of the Civil War.

Cause: Religious fervor and desire for social reform. Effects: Rise of reform movements, increased religious participation.

Cause: Desire to increase cotton production efficiency. Effect: Increased cotton production, strengthened slavery in the South, and heightened sectional tensions.

Cause: Need for efficient transportation of goods and people. Effect: Enhanced trade, economic growth, urbanization, and increased interconnectedness between regions.