US ResearchConflictsIndian Wars and Frontier ConflictsNew Orleans Massacre
Indian Wars and Frontier Conflicts

New Orleans Massacre

1866
Louisiana
Era
Indian Wars and Frontier Conflicts
Year
1866
Location
Louisiana
Status
Historical record
The Combatants

Who Fought

Defeated
Black voters / Unionists
VS
Victor
Confederate Democrats / police
Outcome
The violence resulted in a massacre of the peaceful demonstration, with official records showing 38 killed and 146 wounded, though unofficial estimates were higher. The event represented a violent assertion of white Democratic power against Reconstruction efforts aimed at expanding Black political participation.
The Battle

History & Significance

The New Orleans massacre of 1866 occurred on July 30 during a period of significant political tension in post-Civil War Louisiana. A peaceful demonstration composed mostly of Black freedmen gathered outside the Mechanics Institute, where a reconvened Louisiana Constitutional Convention was meeting. The convention, chaired by Judge R. K. Howell, aimed to increase voter participation among groups likely to support removal of the Black Codes. This political activity took place amid the occupation and martial law that had characterized much of the Civil War period in New Orleans, and just months after Mayor John T. Monroe, a Democrat who had ardently supported the Confederacy, was reinstated as acting mayor on May 12, 1866.

The peaceful demonstration was attacked by a mob of white rioters, many of whom had been soldiers of the recently defeated Confederate States of America. The violence erupted into a full-scale massacre outside the convention site. According to the official report, 38 people were killed and 146 wounded in total. Of these casualties, 34 dead and 119 wounded were Black freedmen. In addition, three white convention attendees were killed, as was one white protester. However, unofficial estimates were substantially higher, with historian Gilles Vandal estimating that 40 to 50 Black Americans were killed and more than 150 Black Americans wounded, while others have claimed nearly 200 were killed.

The massacre represented a violent suppression of Black political participation and Unionist efforts during the Reconstruction period. The event demonstrated the organized resistance of former Confederate supporters to the political changes and increased rights for freedmen that the constitutional convention represented. The violence underscored the dangerous climate facing Black voters and their white allies as they sought to exercise political rights in the immediate aftermath of the Civil War.

Historical context

The Indian Wars encompass more than three centuries of armed conflict between the United States government, American settlers, and Indigenous nations — from the Powhatan Wars of the 1620s through the final Plains campaigns of the late 19th century. The eastern conflicts — King Philip's War (1675–1676), the Tuscarora War (1711–1715), and the Creek and Seminole Wars — largely ended organized Indigenous resistance east of the Mississippi by the 1840s. On the Great Plains, the Sioux Wars (1854–1890), Red River War (1874–1875), and Nez Perce War (1877) followed the displacement wrought by the transcontinental railroad and the near-extinction of the American bison — an estimated 30 to 60 million animals reduced to fewer than 1,000 by 1890. The Ghost Dance religious movement and the massacre at Wounded Knee (December 29, 1890), in which US cavalry killed approximately 250 Lakota men, women, and children, marked the effective end of armed resistance. The Dawes Act (1887) allotted reservation land to individual families, opening millions of acres to white settlement and reducing Indigenous landholdings by about two-thirds over the following decades.

Casualties & Losses

Official report: 38 killed and 146 wounded total (34 Black dead and 119 Black wounded; 3 white convention attendees killed; 1 white protester killed). Unofficial estimates: 40–50 Black Americans killed and more than 150 Black Americans wounded; others claimed nearly 200 killed.

Questions & Answers

Frequently Asked Questions

When did New Orleans Massacre take place?
New Orleans Massacre took place in 1866.
Where was New Orleans Massacre fought?
New Orleans Massacre was fought in Louisiana, United States.
What was the outcome of New Orleans Massacre?
The violence resulted in a massacre of the peaceful demonstration, with official records showing 38 killed and 146 wounded, though unofficial estimates were higher. The event represented a violent assertion of white Democratic power against Reconstruction efforts aimed at expanding Black political participation.
What was the significance of New Orleans Massacre?
The New Orleans massacre of 1866 occurred on July 30 during a period of significant political tension in post-Civil War Louisiana. A peaceful demonstration composed mostly of Black freedmen gathered outside the Mechanics Institute, where a reconvened Louisiana Constitutional Convention was meeting.
Protected heritage nearby

Historic Sites near New Orleans Massacre

Orpheum Theatre
Industrial · 0 mi
Shell Building
Industrial · 0 mi
Saenger Theatre
Industrial · 0.1 mi
Saenger Theatre (Boundary Increase)
Industrial · 0.1 mi
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All battles in Louisiana
Source

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