United States History on this Date: March 23

1775 — Patrick Henry Declares “Give Me Liberty or Give Me Death!”

At the Second Virginia Convention in Richmond, Patrick Henry delivered his electrifying call for resistance to British rule, urging Virginians to prepare for war and helping galvanize revolutionary sentiment.

1806 — Lewis and Clark Depart Fort Clatsop for the Return Journey

After a harsh winter on the Pacific Coast, the Corps of Discovery left Fort Clatsop and began their long eastward trek home, carrying maps, journals, and scientific observations that would reshape American understanding of the West.

1857 — Elisha Otis Installs the First Commercial Elevator

Inventor Elisha Otis installed his pioneering safety‑equipped elevator in a New York City department store, a breakthrough that made tall commercial buildings practical and helped launch the age of vertical urban architecture.

1839 — “OK” Enters the American Vernacular

The abbreviation “OK” appeared in print and began spreading across the United States, eventually becoming one of the most widely recognized and used expressions in American English.

"Give Me Liberty or Give Me Death!"–Patrick Henry delivering his great speech on March 23rd, 1775