Several competing multilateral treaty regimes were established in the wake of the war, including the Paris Convention of 1919, Ibero-American Convention (1926) and the Havana Convention (1928).
战后，数个互相竞争的多边条约得到了签署，包括 1919年的巴黎公约、伊比利亚-美洲公约(1926年) 和《哈瓦那公约》(1928年)。