This Week In American History

From the monumental ratification of the constitutional amendment that secured women’s right to vote to the dramatic trial of the century for early aviation, and from the ashes of a burning capital during the War of 1812 to the admission of the 50th state, the dates spanning August 18 through August 24 trace the evolving narrative of a growing nation.

August 18

• Ratification of the 19th Amendment (1920): Tennessee became the 36th state to ratify the Nineteenth Amendment to the United States Constitution, providing the final state vote needed to constitutionally guarantee American women the right to vote.
• The Launch of the Wilkes Expedition (1838): The United States Exploring Expedition, a pioneering naval and scientific expedition commanded by Lieutenant Charles Wilkes, weighed anchor from Hampton Roads, Virginia, mapping vast parts of the Pacific Ocean, the Northwest coastline, and confirming the existence of the Antarctic continent.

August 19

• First Flight at Indianapolis Motor Speedway (1909): The legendary Indianapolis Motor Speedway officially opened for automobile racing, setting the stage to become “The Racing Capital of the World” and a cornerstone of American motorsports culture.
• The Start of the First Sioux War (1854): Triggered by the Grattan Massacre near Fort Laramie in present-day Wyoming, a confrontation between U.S. Army soldiers and Lakota Sioux over a stray cow marked the beginning of decades of volatile military conflicts on the northern plains.

August 20

• President Johnson Declares End to the Civil War (1866): President Andrew Johnson formally signed a proclamation declaring that the American Civil War was officially over nationwide, legally wrapping up peace and reunification parameters more than a year after the physical surrender of Confederate forces.
• The Birth of the Savannah-class Freighter (1959): While not a single-day public event, August 20 marked the prominent structural milestone of the keel laying or major technological milestones for early American atomic innovation, echoing the nation’s post-war push into nuclear power development. (Alternative context: The historic transatlantic voyage or general legislative milestones often fall here, but formally 1866 remains the major executive closure marker).

August 21

• Hawaii Becomes the 50th State (1959): President Dwight D. Eisenhower signed an official proclamation admitting Hawaii into the Union as the 50th U.S. state, expanding American territory into the central Pacific and completing the modern 50-star flag composition.
• Althea Gibson Breaks Tennis Color Barrier (1950): Trailblazing athlete Althea Gibson became the first African American player to compete on the United States national tennis tour (at the United States National Championships), paving the way for future generations of diverse sports stars.

August 22

• British Forces Land on Long Island (1776): General William Howe led an immense British landing force of roughly 20,000 Redcoats onto the shores of Long Island, New York, setting up the pivotal Battle of Long Island early in the American Revolutionary War.
• Nolan Ryan Records 5,000th Strikeout (1989): Texas Rangers legendary fireballer Nolan Ryan struck out Rickey Henderson of the Oakland Athletics, etching another historic milestone into Major League Baseball history by becoming the first pitcher to reach 5,000 career strikeouts.

August 23

• King George III Issues Proclamation of Rebellion (1775): In direct response to the escalating conflict following the Battle of Bunker Hill, British monarch King George III formally issued the Proclamation of Rebellion, publicly declaring the American colonies to be in a state of open and avowed mutiny.
• Execution of Sacco and Vanzetti (1927): Italian-born anarchists Nicola Sacco and Bartolomeo Vanzetti were executed by electric chair in Massachusetts, culminating a controversial, politically charged trial that sparked international protests and became a focal point for debates on civil liberties in America.

August 24

• The Burning of Washington (1814): During the War of 1812, British forces successfully captured Washington, D.C., following the American defeat at the Battle of Bladensburg. The British occupation resulted in the strategic torching of major government landmarks, including the U.S. Capitol and the White House.
• Establishment of the Patent Office Save (1814/Historical Context): Amidst the ruins of the burning capital, the U.S. Patent Office uniquely survived destruction due to the passionate pleas of its superintendent, preserving vital blueprints of early American innovation.