The effects of dual citizenship and ways to prevent it

According to the Hague Agreement, since 1930, the principles of nationality are respected in the countries: the principle of the necessity of the citizenship of the principle of the citizenship of the unit and the principle of the nationality of citizenship. But, despite the efforts made at the national and international levels to comply with these principles, we sometimes face people who are stateless or have more than one nationality. According to some French lawyers, such as Henry Batiffol, an irregularity due to a negative conflict between citizenship and dual citizenship arises from the positive conflict of nationality.Now, with the emergence of different countries in the international arena and the differences between the legal system governing them and the rules of the various systems of granting citizenship in each country, and legal relations with individuals and with their respective governments, it has become more dual citizenship in some cases for the people