The Secretary of State to the Chargé in Mexico ( Summerlin )
Sir: The Department encloses herewith a copy of despatch, No. 106, dated July 19, 1919, from the American consul at Guaymas,52 giving an account of various murders and depredations recently committed by Yaqui Indians in the State of Sonora.
You are instructed to bring the serious situation depicted in the Consul’s despatch to the attention of the Mexican Foreign Office, and to request that energetic measures be adopted to protect American lives and properties in the section where the Yaquis are operating.
I am [etc.]