The Development of the doctrine of reprisals in the seventeenth and eighteenth centuries -- The Development of the doctrine of reprisals in the nineteenth century, and the twentieth century up to 1945, with particular reference to non-forcible reprisals -- The Status of non-forcible counter-measures in customary international law since 1945: a preliminary sketch -- Prior demand for redress as a condition of lawful counter-measures -- Proportionality as a condition of the legality of non-forcible counter-measures -- Certain collateral constraints: the relation between legitimate counter-measures and other rules of international law -- The Legality of non-forcible counter-measures within the law of treaties -- The legality of non-forcible counter-measures in the context of obligations in respect of peaceful settlement of disputes -- The Legality of economic coercion in general international law

1. Reprisals
2. Economic sanctions