What impact does genocide have on the world/region?

Studies on the economic consequences of internal political violence typically find short-run effects that are not very large, and no evidence for full economic recovery. The economic impact of the Rwandan genocide in 1994, which has been one of the most intense events of political violence since World War II. More precisely, it is estimate its effect on economic development using the synthetic control method and addressing data quality issues that have been a concern in the literature. There was a 58% decrease in GDP in 1994. This effect still corresponds to a decrease in GDP per capita of around 31% when taking into account that 800,000 people were killed and that around two million fled the country during the genocide.    

to protect the united states' role as a world leader, president truman wanted to prevent the soviet union from spreading communism beyond its post-world war ii boundaries. he declared that the united states must assist any nations struggling to prevent a communist takeover.

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