Volume 4:1 ✦ Articles Threats Against Third Parties: A Libertarian Analysis Vol. 4 No. 1 ✦ February 2018 ✦ The non-aggression principle (NAP) is a core building block of the entire civilized edifice. But, proscribed by this principle are not only physical invasions. The threat thereof also runs counter to just law. The … Andy Loo✦Walter E. Block Download PDF