US Research›Conflicts›Early Republic and War of 1812›California›Battle of Bloody Island (Clear Lake Massacre)
Early Republic and War of 1812

Battle of Bloody Island (Clear Lake Massacre)

1850
California
Era
Early Republic and War of 1812
Year
1850
Location
California
Status
Verified engagement
The Battle

History & Significance

Battle of Bloody Island (Clear Lake Massacre) was a Early Republic and War of 1812 engagement fought in California, 1850. It was a United States victory.

The Mariana and Palau Islands campaign, also known as Campaign Plan Granite II, was an offensive launched by the United States against Imperial Japanese forces in the Pacific between June and November 1944 during the Pacific War. The campaign consisted of Operation Forager, which captured the Mariana Islands, and Operation Stalemate, which captured Palau. Operation Causeway, an invasion of Japanese-controlled Taiwan, was also planned but not executed.

Result
United States victory
Casualties
At least 60 Pomo killed by U.S. Cavalry; a July 1850 report by Major Edwin Allen Sherman claimed approximately 800 Native Americans total (approximately 400 warriors and approximately 400 women and children) killed and drowned at Clear Lake.
Outcome
The U.S. Cavalry killed at least 60 of the local Pomo people in the immediate attack. The massacre became part of the wider California genocide affecting indigenous populations.

Approximate location. The nearest recorded settlement is shown; the exact site is unrecorded.

Questions & Answers

Frequently Asked Questions

When did Battle of Bloody Island (Clear Lake Massacre) take place?
Battle of Bloody Island (Clear Lake Massacre) took place in 1850.
Where was Battle of Bloody Island (Clear Lake Massacre) fought?
Battle of Bloody Island (Clear Lake Massacre) was fought in California, United States.
What was the significance of Battle of Bloody Island (Clear Lake Massacre)?
The Mariana and Palau Islands campaign, also known as Campaign Plan Granite II, was an offensive launched by the United States against Imperial Japanese forces in the Pacific between June and November 1944 during the Pacific War. The campaign consisted of Operation Forager, which captured the Marian
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Overview
An interactive map of the location with historic sites, battles and Native heritage plotted, and its full story era by era.
The Land
The historic sites and place names around the location, and how this land was settled and used.
Geology
The bedrock beneath the site, its age and rock type, reaching back millions of years.
LiDAR Terrain
Laser-scanned terrain that reveals earthworks and old features hidden in the landscape.
Conflict & War
The battles, raids and skirmishes fought near here, across every era of American conflict.
The Civil War
The Civil War on this ground, 1861 to 1865: who held it, and the battles, camps and regiments nearby.
The Soldiers
The men who marched from here in the Civil War, named and traced where the record allows.
Native Heritage
The Native nations who held this land, mapped across time from before European contact to today.
Settlement
Who claimed and held this ground, from Indigenous homelands through the colonial powers to the United States.
The Community
How the town grew, who came, and what kind of place it became, traced through the census record.
Rivers & Rail
The rivers, canals and railroads that connected this place between 1830 and 1911.
Notable People
The people born, buried or genuinely tied to this exact place, with their stories.
Historical Maps
Historic maps of the location layered over how it looks today.
Finds & Access
Museum objects tied to the area, and the laws on searching, collecting and access here.
Literature
The old books, county histories and archives that mention this place, quoted with their sources.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Points of Interest
The most significant historic sites and landmarks near the location, and why they matter.
Timeline
The whole story of the location told era by era, from first peoples to the present day.
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Source

Content adapted from Wikipedia under the Creative Commons Attribution-ShareAlike 4.0 International License. Wikipedia source.

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