Jus sanguinis (Latin: right of blood) is a principle of nationality law by which citizenship is not determined by place of birth but by having one or both parents who are citizens of the state.  Children at birth may automatically be citizens if their parents have state citizenship or national identities of ethnic, cultural, or other origins.  Citizenship can also apply to children whose parents belong to a diaspora and were not themselves citizens of the state conferring citizenship.  This principle contrasts with jus soli. Jus soli (Latin: right of the soil), commonly referred to as birthright citizenship, is the right of anyone born in the territory of a state to nationality or citizenship.  As an unconditional basis for citizenship, it is the predominant rule in the Americas, but is rare elsewhere.  Since the Twenty-seventh Amendment of the Constitution of Ireland was enacted in 2004, no European country grants citizenship based on unconditional jus...(Read Full Article)