Decisionsofinternationalcourtsandarbitrators,aswellasjudgmentsofnationalcourts,arefundamentalelementsofmodernpublicinternationallaw.TheInternationalLawReportsistheonlypublicationintheworldwhollydevotedtotheregularandsystematicreportinginEnglishofsuchdecisions.Itisthereforeanabsolutelyessentialworkofreference.Volume190isdevotedtothe2016Judgmentonpreliminaryobjectionsandthe2017Orderoncounter-claimsoftheInternationalCourtofJusticeinNicaraguav.Colombia,MaritimeDelimitationintheCaribbeanSeaandthePacificOceanandLandBoundaryintheNorthernPartofIslaPortillos(CostaRicav.Nicaragua),the2019FinalarbitralawardonreparationsinTheDuzgitIntegrity(RepublicofMaltav.S瓊oTom矇andPr穩ncipe),andthe2019JudgmentoftheEnglishHighCourtinHeiser’sEstateandOthersvIslamicRepublicofIran.