Roman Emperor Caracalla is assassinated. He is succeeded by his Praetorian Guard prefect, Marcus Opellius Macrinus.

Roman EmperorCaracallaPraetorian GuardPrefectMarcus Opellius Macrinus

King Charibert II is assassinated at Blaye (Gironde), along with his infant son Chilperic.

Charibert IIBlayeGirondeChilperic of Aquitaine

The Battle of Dayr al-'Aqul saves Baghdad from the Saffarids.

Battle of Dayr al-'AqulBaghdadSaffarids

The new Winchester Cathedral is dedicated by Walkelin.

Winchester CathedralWalkelin

Roger II of Sicily is excommunicated.

Roger II of Sicily

Pope Eugene III takes refuge in the castle of Ptolemy II of Tusculum.

Pope Eugene IIIPtolemy II of Tusculum

Mongol-Jin War: The Mongols begin their siege on Kaifeng, the capital of the Jin dynasty.

Mongol conquest of the Jin dynastyMongol EmpireMongol siege of KaifengJin dynasty (1115-1234)

In Syria, sultan Baibars conquers the Krak des Chevaliers.

SyriaBaibarsKrak des Chevaliers

English colonial patents are granted for the establishment of the Monmouth Tract, for what would eventually become Monmouth County in northeastern New Jersey.

Monmouth TractMonmouth County, New JerseyNew Jersey

Shearith Israel, the first synagogue in New York City, is dedicated.

Shearith IsraelSynagogue

War of Jenkins' Ear: Three British ships capture the Spanish third-rate Princesa, taken into service as HMS Princess.

War of Jenkins' EarAction of 8 April 1740Third-rateHMS Princess (1740)

The Roman Catholic Diocese of Baltimore is promoted to an archdiocese, with the founding of the dioceses of New York, Philadelphia, Boston, and Bardstown (now Louisville) by Pope Pius VII.

Roman Catholic Archdiocese of BaltimoreRoman Catholic Archdiocese of New YorkRoman Catholic Archdiocese of PhiladelphiaRoman Catholic Archdiocese of BostonRoman Catholic Archdiocese of Louisville

The Venus de Milo is discovered on the Aegean island of Milos.

Venus de MiloAegean SeaMilos

Black Hawk War: Around three-hundred United States 6th Infantry troops leave St. Louis, Missouri to fight the Sauk Native Americans.

Black Hawk WarSt. Louis, MissouriSauk peopleNative Americans in the United States

American Civil War: Battle of Mansfield: Union forces are thwarted by the Confederate army at Mansfield, Louisiana.

American Civil WarBattle of MansfieldUnion (American Civil War)Confederate States of AmericaMansfield, Louisiana

Italy and Prussia ally against the Austrian Empire.

PrussiaAustro-Prussian WarAustrian Empire

William Ewart Gladstone introduces the first Irish Home Rule Bill into the British House of Commons.

William Ewart GladstoneIrish Government Bill 1886House of Commons of the United Kingdom

In Pollock v. Farmers' Loan & Trust Co. the Supreme Court of the United States declares unapportioned income tax to be unconstitutional.

Pollock v. Farmers' Loan & Trust Co.Supreme Court of the United StatesIncome taxConstitutionality

The French Third Republic and the United Kingdom of Great Britain and Ireland sign the Entente cordiale.

French Third RepublicUnited Kingdom of Great Britain and IrelandEntente cordiale

British mystic Aleister Crowley transcribes the first chapter of The Book of the Law.

Aleister CrowleyThe Book of the Law

Longacre Square in Midtown Manhattan is renamed Times Square after The New York Times.

Longacre SquareMidtown ManhattanTimes SquareThe New York Times

Auguste Deter, the first person to be diagnosed with Alzheimer's disease, dies.

Auguste DeterAlzheimer's disease

Harvard University votes to establish the Harvard Business School.

Harvard UniversityHarvard Business School

Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.

Dutch peopleHeike Kamerlingh OnnesSuperconductivity

The 17th Amendment to the United States Constitution, requiring direct election of Senators, becomes law.

17th Amendment to the United States ConstitutionElectionUnited States Senate

In Corona, California, race car driver Bob Burman crashes, killing three (including himself), and badly injuring five spectators.

Corona, CaliforniaBob Burman

World War I: Actors Douglas Fairbanks and Charlie Chaplin sell war bonds on the streets of New York City's financial district.

World War IDouglas FairbanksCharlie ChaplinWar bond

Sharia courts are abolished in Turkey, as part of Atatürk's Reforms.

ShariaTurkeyAtatürk's Reforms

Indian independence movement: At the Delhi Central Assembly, Bhagat Singh and Batukeshwar Dutt throw handouts and bombs to court arrest.

Indian independence movementBhagat SinghBatukeshwar Dutt

The Works Progress Administration is formed when the Emergency Relief Appropriation Act of 1935 becomes law.

Works Progress AdministrationEmergency Relief Appropriation Act of 1935