What Happened on August 20

The Yesterday Times front page for August 20: Warsaw Pact Tanks Roll Into Prague, Crush Reform Drive
Our front page for August 20 — written and set by The Yesterday Times from the events below. Not an archival document.
Day of the year
232
Days left in 2026
133
In 2026 it falls on a
Thursday
Star sign
Leo
Birthstone
Peridot

On August 20 in 1968, 58 years ago, Warsaw Pact Tanks Roll Into Prague, Crush Reform Drive. This page reports 10 stories from the date, 25 people born on this day.

The stories in full

Foreign Desk

1968 — Warsaw Pact Tanks Roll Into Prague, Crush Reform Drive

Soviet-led forces occupy Czechoslovakia — Dubcek's liberal course is ended; Romania and Albania alone refuse to join the intervention

Warsaw Pact tank rolls past soldiers during the invasion
Warsaw Pact tank rolls past soldiers during the invasion — The Central Intelligence Agency

Communist Party chief Alexander Dubcek, the architect of Czechoslovakia's brief liberal spring, was seized by invading Warsaw Pact forces early this morning as Soviet tanks and infantry poured across the border in a massive occupation of the country.

Armored columns, supported by aircraft, moved into Prague and other major cities before dawn, meeting scattered resistance from citizens who harangued the soldiers and erected barricades of overturned trams. The Kremlin has justified the action as necessary to defend socialism against counter-revolution, a charge Dubcek's government has denied.

Participating contingents came from the Soviet Union, Poland, Hungary, and Bulgaria. East Germany, mindful of the bitter memories its soldiers would stir among Czechs, has limited its contribution to a handful of specialists. Only Albania and Romania among the Warsaw Pact states have refused to take part.

The fate of Dubcek and his fellow reformers remains uncertain, though reports reaching this office suggest they were taken to Moscow for talks. The broad outlines of the Prague Spring — press freedom, political liberalization, and greater autonomy within the bloc — now hang in the balance as the occupiers consolidate their grip.

Source: Wikipedia — Cold War

Scientific Intelligence

1858 — Darwin and Wallace Publish Theory of Natural Selection

Joint paper in Linnean Society journal lays out evolution by natural selection — a revolutionary idea for the scientific world

Charles Darwin, the naturalist, photographed in the year of publication
Charles Darwin, the naturalist, photographed in the year of publication — Harper's Magazine e Francis Darwin

The first public statement of the theory of evolution through natural selection has appeared in the Journal of the Proceedings of the Linnean Society, jointly authored by Charles Darwin and Alfred Russel Wallace.

Darwin, the eminent naturalist who has spent two decades assembling evidence aboard HMS Beagle, and Wallace, a younger collector working in the Malay Archipelago, have independently arrived at the same conclusion: that species change over time through a process of variation and survival of the fittest.

Source: Wikipedia — Charles Darwin

Politics Desk

2020 — Biden Accepts Democratic Nomination in Virtual Address

Former vice president delivers convention speech from Delaware amid pandemic, pledging to restore the soul of the nation

WILMINGTON, Del. — Joe Biden formally accepted the Democratic presidential nomination Thursday night, delivering his acceptance speech virtually from Delaware to a pandemic-scattered convention audience.

Source: Wikipedia — Joe Biden

Soviet Watch

1991 — More Than 100,000 Rally in Moscow Against Coup

A sea of protesters filled the square before the Russian parliament building, waving tricolors and chanting for democracy.

A sea of protesters filled the square before the Russian parliament building, waving tricolors and chanting for democracy.

Source: Wikipedia — Dissolution of the Soviet Union

Sporting News

1920 — Pro Football League Organized at Canton Auto Showroom

Gridiron magnates assemble in Ohio — Akron, Canton, Cleveland and Dayton clubs join in new body of 14 teams

Professional football was given a national charter today when representatives of the Akron Pros, Canton Bulldogs, Cleveland Indians, and Dayton Triangles met at the Jordan and Hupmobile auto showroom in Canton, Ohio, to found the American Professional Football Association. The new body, a predecessor of what may yet become the country's leading autumn pastime, opened with 14 teams, the Buffalo All-Americans, Chicago Tigers, Columbus Panhandles, and Detroit Heralds among them. Only the Decatur Staleys, now the Chicago Bears, and the Chicago Cardinals remain of that original company in the game's top rank. The championship for the season was awarded to the Akron Pros on their 8–0–3 record, and a second meeting is expected to name a president in September.

Source: Wikipedia — National Football League

Space Desk

1975 — Viking 1 Launched Toward Mars

Unmanned probe begins voyage in new chapter of Mars exploration

The long reconnaissance of the red planet entered a new chapter this summer as NASA sent the Viking 1 planetary probe on its way to Mars. Launched from Cape Canaveral, the unmanned spacecraft carries the instruments of an ambitious search for life on a world that has teased astronomers for centuries.

Source: Wikipedia — Viking program

War Cabinet Report

1940 — Churchill Praises Airmen in Stirring Commons Speech

Prime Minister lauds fighter pilots' valor — 'Never was so much owed by so many to so few'

Prime Minister Winston Churchill, in the fourth of his wartime addresses to the House of Commons, paid tribute to the Royal Air Force fighter pilots now battling the Luftwaffe over Britain, declaring that 'never was so much owed by so many to so few.'

Source: Wikipedia — World War II

Foreign Dispatches

1940 — Trotsky Felled by Ice Axe in Mexico City Home

Exiled Russian revolutionary lies gravely wounded after attack by Ramón Mercader

Mexico City — Leon Trotsky, the exiled Russian revolutionary, lies in a grave condition tonight after being struck down with an ice axe at his home. His assailant, Ramón Mercader, struck the fatal blow in the study of the Coyoacán villa.

Source: Wikipedia — Leon Trotsky

Space Desk

1977 — Voyager 2 Launched on Grand Tour of Outer Planets

NASA launched Voyager 2 today from Cape Canaveral on a mission expected to last at least 12 years.

NASA launched the Voyager 2 spacecraft this morning from Cape Canaveral, sending it on a grand tour of the solar system's outer planets.

The probe lifted off atop a Titan III-E Centaur rocket, beginning a mission expected to last at least 12 years. Voyager 2 will fly past Jupiter, Saturn, Uranus, and Neptune, returning close-up photographs and scientific data from each world.

Its sister craft, Voyager 1, is scheduled for launch next month on a faster trajectory that will reach Jupiter first. The two spacecraft carry cameras, spectrometers, and other instruments for studying planetary atmospheres and magnetic fields.

Source: Wikipedia — Voyager program

Baltic Desk

1991 — Estonia Declares Independence From Soviet Rule

Estonian lawmakers vote to restore the pre-war republic, citing legal continuity from before the 1940 Soviet occupation.

The amber flag of the pre-war republic was raised over the parliament building this evening as Estonia's legislators voted to re-establish independence from the Soviet Union.

The decision rests on the legal continuity of the state that existed before the Soviet occupation and incorporation in 1940. Deputies declared the republic restored, a move that sets the stage for full secession from Moscow's grip.

Crowds gathered outside the Toompea castle cheered as the vote was announced.

Source: Wikipedia — Estonia

What the papers printed that morning

Real front pages from 20 August 1858, scanned by the Library of Congress. These are archival documents, not our work.

Front page of Daily national Democrat, Marysville, Calif., 20 August 1858
Daily national Democrat, Marysville, Calif. — 20 August 1858, 5 pages. Library of Congress, Chronicling America.
Front page of New-York daily tribune, New-York [N.Y.], 20 August 1858
New-York daily tribune, New-York [N.Y.] — 20 August 1858, 8 pages. Library of Congress, Chronicling America.
Front page of The Bedford gazette, Bedford, Pa., 20 August 1858
The Bedford gazette, Bedford, Pa. — 20 August 1858, 4 pages. Library of Congress, Chronicling America.

August 20 in culture

DecadeNumber one songTop film that weekNumber one bestseller that week
1960s
1966
The Lovin' Spoonful “Summer In The City”, The Lovin' Spoonful Who's Afraid of Virginia Woolf? Valley of the Dolls Valley of the Dolls, Jacqueline Susann
1970s
1977
The Emotions “Best Of My Love”, The Emotions Star Wars The Thorn Birds The Thorn Birds, Colleen McCullough
1980s
1983
The Police “Every Breath You Take”, The Police Easy Money The Name of the Rose, Umberto Eco
1990s
1994
Lisa Loeb & Nine Stories “Stay (I Missed You) (From "Reality Bites")”, Lisa Loeb & Nine Stories Forrest Gump The Gift, Danielle Steel
2000s
2005
“We Belong Together”, Mariah Carey The 40-Year-Old Virgin Lifeguard Lifeguard, James Patterson and Andrew Gross
2010s
2011
LMFAO Featuring Lauren Bennett & GoonRock “Party Rock Anthem”, LMFAO Featuring Lauren Bennett & GoonRock The Help Ghost Story Ghost Story, Jim Butcher
2020s
2022
“Break My Soul”, Beyonce Dragon Ball Super: Super Hero Where the Crawdads Sing Where the Crawdads Sing, Delia Owens

Famous birthdays on August 20

Quote of the Day

“You don't know about me without you have read a book by the name of The Adventures of Tom Sawyer.” — Mark Twain, Adventures of Huckleberry Finn

August 20 History Quiz

Which spacecraft, launched on this date in 1977, carried the Golden Record?

Voyager 2

On August 20, 1968, which country led the Warsaw Pact invasion of Czechoslovakia?

Soviet Union

Which professional football league was founded on this date in 1920?

American Professional Football Association

Who was fatally attacked with an ice axe on this date in 1940?

Leon Trotsky

August 20 leans Space Desk: 2 of the 10 events we hold for this date come from it.

More Days in August

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

Browse by month: January February March April May June July August September October November December


← August 19  |  August 21 →

Make a Front Page for Someone

Turn August 20 into a keepsake edition with the person you are celebrating as the lead story. Free to make and free to download.

Today in History · All personalized newspaper gifts, or write every word yourself in the newspaper generator.

How this page was made

Every event on this page was picked by hand from the historical record, written up as a news report, and checked against its source. Photographs are matched to the event they illustrate and verified before they are used. Sources are linked on each story.

Last updated 2026-08-20T00:05:38Z.

Spotted something wrong? Write to corrections@theyesterdaytimes.com and we will fix it.

Cite this page: The Yesterday Times, "August 20 in History: Events, Births, Films & Songs", https://theyesterdaytimes.com/on-this-day/august-20