The 1800s (pronounced "eighteen-hundreds") was a decade of the Gregorian calendar that began on 1 January 1800, and ended on 31 December 1809.

May 2, 2025 · In the U.S., the 19th century marked a time of great gains and expansion as well as political upheaval. Use this 1800s timeline to learn key events of each decade.

The emergence of a middle class during the 1800s had profound social implications for American society. It marked a shift from a primarily agrarian society to one that valued education, civic …

Mar 22, 2023 · The 1800s in America, also known as the 19th century, was a period of significant growth and transformation in American history. This century saw major changes in the …

In the early 1800s, the world witnessed significant changes and events that shaped the course of history. The Industrial Revolution was in full swing, transforming societies from agrarian-based …

Napoleon Bonaparte conquers Italy, firmly establishes himself as First Consul in France. In the U.S., federal government moves to Washington, D.C. Robert Owen's social reforms in …

In the 1800s, the United States grew and changed. It grew larger, reaching from the Atlantic Ocean to the Pacific Ocean. Slavery was one of the biggest problems. Because of …

3 days ago · The years between the election to the presidency of James Monroe in 1816 and of John Quincy Adams in 1824 have long been known in American history as the Era of Good …

Historical events from year 1800. Learn about 37 famous, scandalous and important events that happened in 1800 or search by date or keyword.

November 1, 1800 - U.S. President John Adams is the first President to live in the White House, then known as the Executive Mansion and sixteen days later, the United States Congress …