WBerne ConventionWHague Conventions of 1899 and 1907WHague Conventions of 1899 and 1907WFirst Geneva ConventionWGerman–Polish Non-Aggression PactWHague Conventions of 1899 and 1907WInternational Labour OrganizationWInternational Opium ConventionWKellogg–Briand PactWLittle Treaty of VersaillesWLitvinov ProtocolWLocarno TreatiesWMetre ConventionWTreaty of Neuilly-sur-SeineWPeace of RigaWSikorski–Mayski agreementWSoviet–Polish Non-Aggression PactWSvalbard TreatyWTreaty of Saint-Germain-en-Laye (1919)WTreaty of TrianonWTreaty of Warsaw (1920)