Junio Valerio Borghese
Italian submarine commander (1906-1974)

Junio Valerio Scipione Ghezzo Marcantonio Maria Borghese (6 June 1906 – 26 August 1974), nicknamed The Black Prince, was an Italian Navy commander during the regime of Benito Mussolini's National Fascist Party and a prominent hardline neo-fascist politician in post-war Italy. In 1970, he took part in the planning of a neo-fascist coup, dubbed the Golpe Borghese, that was called off after the press discovered it; he subsequently fled to Spain and spent the last years of his life there.
Early life and early career
Junio Valerio Borghese was born in Artena, Province of Rome, Kingdom of Italy. He was born into a prominent noble family of Sienese origin, the House of Borghese, of which Pope Paul V was a notable member. His father, Livio Borghese, was the 11th Prince of Sulmona and younger brother to the more famous Scipione Borghese. Borghese was the second son of the prince and, as such, had the title of Patrician of Rome, Naples and Venice and the style of Don Junio Valerio Borghese. However, the press and the English-language historiography routinely used the courtesy style Prince Junio Valerio Borghese. Borghese was first educated in London, England, and, from 1923, he attended the Royal Italian Navy Academy (Accademia Navale) in Livorno.
In 1929, the naval career of Borghese began. By 1933, he was a submarine commander.
This brief starts where responsible research should: with the source description of “Junio Valerio Borghese” as italian submarine commander (1906-1974). Everything that follows is an evidence route, not borrowed authority.
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The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Sep 4, 2026. The linked authority identifier is Q728006. VIAF identifies the subject as 39635373. The Library of Congress control number is n89616363. 3 of 3 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1906, 1974, 1970 and 1923.
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This entry incorporates text from “Junio Valerio Borghese” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.