For U.S. citizens living abroad, there is a lesser-known option to obtain U.S. citizenship for children born outside the United States: Form N-600K. This process allows eligible children to acquire citizenship through their U.S. citizen grandparents, even if the child has never lived in the U.S. Who Is Eligible? To qualify under the N-600K process, the child must: Be under 18 years old Reside...

Obtaining U.S. Citizenship for Children Through Grandparents
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