; or (ii) a major disaster under which assistance is authorized under section 408 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5174 ) in counties in which a majority of the residents of the State reside; (B) with respect to a county, a major disaster under which assistance is authorized for individuals in the county under section 408 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5174 ); and (C) with respect to an Indian tribal government— (i) an event described in subparagraph (A) that occurs within a State in which the Indian tribal government is located; (ii) an event described in subparagraph (B) that occurs within a county in which the Indian tribal government is located; (iii) an increase in the 6-month moving average of the unemployment rate of the individuals governed by the Indian tribal government that is not less than 0.5 percentage points greater than the lowest unemployment rate of the individuals governed by the Indian tribal government during the 12-month period preceding the date of the increase