The Italy-to-Congress story
Italy has produced 1 naturalized citizen who went on to serve in the US Congress — 1 in the House of Representatives and 0 in the Senate. 1 is currently serving, while 0 have completed their congressional careers. That career began in 2015, during the modern Congress. All of them represented VA in Washington.
Italy grants limited political rights to foreign-born residents — typically at the local or municipal level — but bars non-citizens from national elections and from serving in its own legislature. Specifically: EU residents may vote in local and EU Parliament elections. Non-EU non-citizens are barred from national elections.
Every Italy-born member tracked here has served as Democrats. The contrast with the US experience is sharp. A naturalized American moving to Italy might influence a town council vote, but would be shut out of the national legislature — the exact institution this member was sent to represent Americans in. Across the full history of the US Congress, Italy ranks 31st of 38 tracked birth countries, accounting for 1 naturalized-citizen lawmaker.
Put plainly: a person born in Italy can be entrusted by American voters with a seat in the US Congress, writing federal law for hundreds of millions of people. Yet the reverse path — an American settling in Italy — would yield only limited political voice, usually nothing beyond local races. The asymmetry is the story.