After the First World War, attempts were made to abolish visas by means of international agreements concluded under the auspices of the League of Nations. Those fraught attempts were, however, frustrated by the tragic political developments which culminated in the Second World War.
Après la première guerre mondiale, par le biais d'accords internationaux conclus dans le cadre de la Société des Nations, des tentatives, difficiles, furent faites pour supprimer les visas, tentatives que l'évolution politique tragique vers la deuxième guerre mondiale anéantit totalement.