Timeline of Genocide Incidents in the Colorado River Region

CONTENT WARNING: Many of the primary sources linked on this timeline contain racist language or sentiment and graphic accounts of settler-colonial violence against indigenous people.

icode	Appx.*	Date	Number killed	Location	Source	Source files
I0122	II	March or April, 1850	4	Colorado River	Chamberlain, My Confession, 306-315	http://nahc.ca.gov/webmaster/atlas/evidence/i0122a.pdf
I0697	III	August or September, 1850	~12	Colorado River, ferry crossing	Burnett to Bean, September 4, 1850, IWP, F3753:7	http://nahc.ca.gov/webmaster/atlas/evidence/i0449.pdf
I1068	III	November 11, 1851	12	Four miles west of the Colorado River	Phillips, Chiefs and Challengers, 75
I1059	I	April 17(?), 1859	10 “at least two Indians for every three shots fired”	West side of the Colorado River	Bishop to Hoffman, n.d., in DAC, April 17, 1859, 1	http://nahc.ca.gov/webmaster/atlas/evidence/i0888.pdf
I0888	III	August 5, 1859	50 – 60	“about fifteen miles below Fort Mojave”	K., August 6, 1859 in LAS, August 20, 1859, 1, reprinted in DAC, August 21, 1859, 1 and SDU, August 22, 1859, 4; letter in DAC, August 27, 1859, 1	http://nahc.ca.gov/webmaster/atlas/evidence/i0915.pdf
I0915	III	Before January 21, 1860	10	“on the Colorado”	Informant in LAS, January 21, 2

TOTAL ESTIMATED NUMBER KILLED IN REGION: 101-111

*Appendix (Appx.) refers to the reference’s location in:

Benjamin Madley, An American Genocide: The United States and the California Indian Catastrophe. New Haven and London: Yale University Press, 2016.

For full bibliographical references please refer to the text or Atlas credits & references

Abbreviations used in timeline:

DAC: Daily Alta Californian newspaper (San Francisco)

IWP: California Adjutant General’s Office, Military Department, Adjutant General, Indian War Papers F3753

LAS: Los Angeles Star newspaper

SDU Sacramento Daily Union newspaper

For full bibliographical references please refer to the text or Atlas credits & references