In the largest coordinated denaturalisation effort in its recorded history, the United States Justice Department has moved against 25 naturalised citizens — among them an Indian-origin man named Narinder Singh — alleging that each obtained the nation's highest civic privilege through deception, concealment, or unlawful conduct. The action, part of a broader campaign that has produced 123 such cases since January 2025, raises enduring questions about the nature of belonging, the weight of an oath, and what a society owes those who enter it under false pretenses. Citizenship, the government argu