Learn: American Immigration & Market Revolution

March of Millions (Demographics)

The massive wave of European immigration during the 1840s and 1850s, driven largely by Irish and German migration.

Irish Potato Famine (Demographics)

A devastating blight in Ireland during the "Black Forties" that caused mass starvation and forced over a million Irish to emigrate to America.

Forty-Eighters (Demographics)

Democratic German refugees who fled to America after the failed democratic revolutions of 1848.

Samuel Slater (Manufacturing)

Known as the "Father of the Factory System," he memorized British textile designs to build the first efficient American cotton-spinning machinery in 1791.

Eli Whitney (Manufacturing)

Inventor of the cotton gin in 1793 and the pioneer of interchangeable parts, which revolutionized mass production.

Lowell System (Labor & Society)

A factory system in Massachusetts that primarily employed young farm women, providing them wages and boarding houses under strict supervision.

Cult of Domesticity (Labor & Society)

A cultural creed that idealized the home as a woman's proper sphere, limiting career paths mostly to domestic roles or teaching.

Cyrus McCormick (Agriculture)

Inventor of the horse-drawn mechanical reaper in the 1830s, which enabled farmers to harvest grain on a massive commercial scale.

John Deere (Agriculture)

Inventor of the steel plow in 1837, which allowed farmers to effectively slice through the tough, sticky soil of the American West.

Robert Fulton (Transportation)

Inventor who launched the steamboat Clermont in 1807, making two-way river travel economically viable.

Erie Canal (Transportation)

A massive canal completed in 1825 that linked the Great Lakes to the Hudson River, dramatically slashing shipping costs and tying the West to the North.

Market Revolution (Economy & Society)

A transformative economic shift in 19th-century America from subsistence farming and local production to a national, commercialized market economy.