Nationality law of the People's Republic of China East Asian nationals of Chinese ethnicity are not Chinese nationals (although some may qualify for nationality of Taiwan) through their Chinese grandparents. British National (Overseas), a status currently held by many Hong Kong residents, is considered a type of British nationality by countries other than China, nearly 3.4 million Hong Kong residents were registered as BN(O)s before the handover of Hong Kong. Most of those people also have Chinese nationality, making them one of the largest group of dual nationals in the world. Portugal has never created an various classes of nationals nor has Portugal revoked Portuguese citizenship from Portuguese
Convention on the Nationality of Women Seventh International Conference of American States agreed that "There shall be no distinction based on sex as regards nationality, in their legislation or in their practice". This agreement, which effected only the status of the member states in the Americas, was the precursor to the United Nations own study on the subject of nationality begun in 1948. The Convention on the Nationality of Married Women passed in 1957, extending nationality protection to women beyond the Americas. Convention on the Nationality of Women Convention on the Nationality of Women was the first international treaty ever adopted concerning women's rights. It was