Indian Civilian Conservation CorpsAKA: ICCC; Civilian Conservation Corps, Indian Division; CCC-ID; Indian Emergency Conservation Work; IECW. Division of the Civilian Conservation Corps program, 1933-1942, aimed specifically at male Native American tribal members 17-35. The ICCC focused on works around tribal lands including erosion control, roads, bridges, clinics, and dams, and was noted for a strong emphasis on education programs and vocational training. Approximately 85,000 Native Americans enrolled in the program.