Zohran Mamdani is a Democratic nominee for NYC mayor, a progressive Democratic socialist, a Muslim immigrant born in Africa, and became a U.S. Citizen in 2018, approximately 7 years ago.
NYC’s Democratic nominee for mayor, Zohran Mamdani, is a radical Muslim socialist from Africa who only became a U. S. citizen 7 years ago.

Who is Zohran Mamdani? State lawmaker seeks to become New York City’s first Muslim and Indian American mayor - PBS News
Source: pbs.org
Key Evidence
Mamdani was born in Kampala, Uganda to Indian parents and became a U.S. Citizen in 2018 (PBS News).
He is endorsed by NYC-DSA and described as a democratic socialist with a progressive platform (NYC-DSA, Fox Business).
Multiple sources confirm he is the Democratic nominee for NYC mayor in 2025 (Axios, Britannica).
What the Evidence Shows
Zohran Mamdani is confirmed as the Democratic nominee for New York City mayor in 2025, as reported by multiple reputable sources including Axios, PBS News, and Britannica.axios.comaxios.comWho is Zohran Mamdani, NYC's Democratic mayoral nominee
pbs.orgpbs.orgWho is Zohran Mamdani? State lawmaker seeks to become New York City’s first...+1 more
Regarding his political ideology, he is widely described as a progressive and a democratic socialist. The NYC Democratic Socialists of America (NYC-DSA) endorse him and describe his platform as left-wing with a focus on cost of living issues.socialists.nycsocialists.nycA Socialist: Zohran Mamdani is Running for Mayor - NYC-DSA Fox Business and Britannica also label him as a democratic socialist.
britannica.combritannica.comZohran Mamdani+1 more
On religion and ethnicity, Mamdani is identified as Muslim and of Indian descent. He was born in Kampala, Uganda (Africa), to Indian parents. EL PAÍS notes his family lived in various countries including South Africa before settling in New York City.english.elpais.comenglish.elpais.comZohran Mamdani, the progressive Muslim immigrant who wants to be mayor of New...+1 more This supports the claim that he is an African-born Muslim immigrant.
Citizenship timeline: PBS News states he became a U.S. Citizen in 2018 shortly after graduating college.pbs.orgpbs.orgWho is Zohran Mamdani? State lawmaker seeks to become New York City’s first... Given the current date of 2025, this is about 7 years ago, consistent with the claim.
The term "radical" is subjective and not used by the sources; they describe him as progressive or left-wing but do not label him "radical." This part of the claim reflects opinion rather than verified fact.
In summary, the core factual elements of the claim are supported by multiple independent sources: Mamdani is an African-born Muslim immigrant who became a U.S. Citizen around 7 years ago and is a progressive democratic socialist running as NYC’s Democratic mayoral nominee. The characterization as "radical" is not substantiated by the sources and should be considered opinion.