When States Fail: Causes And Consequences -

Deep ethnic, religious, or tribal divisions that are exploited by political elites to fuel violent conflict.

State failure is rarely triggered by a single event but rather a combination of systemic issues: When States Fail: Causes and Consequences

Climate change acts as a "threat multiplier," displacing populations and damaging infrastructure in already fragile regions. When States Fail: Causes and Consequences - Amazon.com Deep ethnic, religious, or tribal divisions that are