Marshallese nationality law is regulated by the Marshallese Constitution of 1979, as amended; the 1984 Citizenship Act of the Marshall Islands, and its revisions; and international agreements entered into by the Marshallese government. These laws determine who is, or is eligible to be, a national of the Marshall Islands. The legal means to acquire nationality, formal membership in a nation, differ from the domestic relationship of rights and obligations between a national and the nation, known as citizenship. Marshallese nationality is typically obtained either on the principle of jus soli, i.e. by birth in the Marshall Islands or under the rules of jus sanguinis, i.e. by birth abroad to parents with Marshallese nationality. It can be granted to persons with an affiliation to the country,