Why Western military interventions remain necessary

Since the Afghanistan debacle, more and more analysts have raised their voices against interventions by the West. According to some, the West should only intervene militarily when self-interest is at stake and if there is no alternative.

For example, many believe that the intervention in Libya was a mistake. That its late leader Muammar Gaddafi would still be in power would not matter to our interest. In other words, they believe that doing nothing is usually better than doing somethin...