The government would need to establish a legally recognized basis for denaturalization and removal.
Why the Controversy Matters
The controversy surrounding Nancy Mace and Ilhan Omar is therefore about more than two politicians who strongly dislike each other's politics.
It touches several fundamental questions about the United States.
Who qualifies as an American?
Does naturalized citizenship provide the same political legitimacy as citizenship by birth?
What should happen when lawmakers are accused of immigration fraud?
How much power should Congress have to investigate the immigration records of another elected representative?
And where is the line between legitimate political criticism and rhetoric that effectively tells an American citizen that she does not belong?
Those questions have no simple political answer.
The Constitution provides clear qualifications for congressional service, and those qualifications do not currently require House members to be natural-born citizens.
At the same time, citizenship obtained through naturalization is not immune from legal challenge in every circumstance.
The difficult question is whether allegations have been established to the level required by law.
That is where political rhetoric and legal reality can diverge sharply.
The Bigger Picture
Ilhan Omar's political career has always carried symbolic weight.
Her journey from Somali refugee to U.S. representative is frequently presented by supporters as evidence of the possibilities created by American immigration and naturalization.
Her critics, meanwhile, see her political career through the lens of her progressive positions, her foreign-policy controversies and longstanding questions they have raised about her immigration history.
Nancy Mace has chosen to make those immigration questions a central part of her political confrontation with Omar.
Her push to subpoena immigration records, her calls for deportation and her proposal to restrict naturalized citizens from certain federal offices have elevated the dispute from a personal political feud into a debate over the meaning of citizenship itself.
But one fact remains important amid the rhetoric: Ilhan Omar is currently a U.S. citizen and a member of Congress.
The Constitution's current rules allow naturalized citizens to serve in the House after meeting the required period of citizenship.
That means any attempt to remove Omar from the country would require far more than a political demand or a viral social-media post.
It would require a legally recognized process.
And that distinction—between political rhetoric and legal reality—may ultimately be the most important part of this entire controversy.
For Omar, the fight is also deeply personal. She has repeatedly faced demands to prove that she belongs in the country where she built her life and career.
Her response that she “assimilated all the way to Congress” captures the irony she sees in being told to return to a country she left as a child refugee.
For her opponents, however, the issue is not simply where she was born. They argue that questions surrounding immigration history, citizenship and political loyalty deserve scrutiny regardless of the politician involved.
As Washington's partisan divisions deepen, the dispute is unlikely to disappear soon.
What began as a fight between two members of Congress has become part of a much larger American argument—one that asks whether citizenship is defined primarily by birthplace, legal status, cultural assimilation, political loyalty, or some combination of all four.
And as the debate continues, the distinction between those political questions and the actual requirements of U.S. law will remain critical.