Do arms sales cause war? Or do wars cause arms sales? Critics of arms sales often argue that selling weapons abroad fuels conflict. And indeed, one can point to one or more sides using American weapons in many recent conflicts including Syria, Yemen, and Iraq. Skeptics argue, on the other hand, that weapons don’t start the fire and that conflicts would arise whether or arms exporters like the United States sell weapons abroad.

The debate has important implications for foreign policy.

Read the full post at Cato.

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