Museum or archive
Shadows at Dawn: A Borderlands Massacre and the Violence of History
Smithsonian Libraries and Archives
Where this source supports the record
Each entry separates the article’s editorial relevance note from its exact, section-level claims. A bibliography link without a direct claim is labeled plainly.
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Historic crimes & investigations · 30 April 1871Open article references →
The Camp Grant Massacre
Former Camp Grant and Aravaipa Apache camp landscape · United States
Why editors use it hereCollection record summarizing the protected camp, attack coalition, federal investigation, debate, and criminal trial.
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Quick read
Before dawn on 30 April 1871, a force of Tucson residents, Mexican Americans, and Tohono O'odham allies attacked an Apache camp near Camp Grant in Arizona Territory.
Reviewed 26 July 2026 -
Trigger and conditions
A large armed party left Tucson and traveled through the night to avoid Army detection.
Reviewed 26 July 2026 -
Uncertainty
Historical counts range from roughly 110 to nearly 150 deaths and differ on the number of abducted children.
Reviewed 26 July 2026 -
Why it matters
Camp Grant exposes the gap between nominal federal protection and actual security on a violent frontier.
Reviewed 26 July 2026
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Quick read