Question: When was the English poet on which Il corsaro was based born? 

Context paragraphs:
Blackie the Pirate: Blackie the Pirate (Italian: "Il corsaro nero" ) is a 1971 comedy film with Terence Hill and Bud Spencer, unusual in that the popular team has little screen time together.

The Masked Man Against the Pirates: The Masked Man Against the Pirates (Italian: "L'uomo mascherato contro i pirati" or "Il corsaro nero nell'isola del tesoro"), also known as The Black Pirate, is a 1964 Italian pirate swashbuckler film co-written and directed by Vertunnio De Angelis (credited as Vert Dean) and starring George Hilton.

Hercules and the Black Pirates: Hercules and the Black Pirates (Italian: "Sansone contro il corsaro nero" , also known as "Hercules and the Pirates" and "Hercules and the Black Pirate") is a 1964 Italian pirate-peplum film directed by Luigi Capuano and starring Alan Steel.

Il corsaro: Il corsaro ("The Corsair") is an opera in three acts by Giuseppe Verdi, from a libretto by Francesco Maria Piave, based on Lord Byron's poem "The Corsair".  The first performance was given at the Teatro Grande in Trieste on 25 October 1848.

The Black Corsair (1937 film): The Black Corsair (Italian:Il corsaro nero) is a 1937 Italian adventure film directed by Amleto Palermi and starring Ciro Verratti, Silvana Jachino and Ada Biagini.  The film is an adaptation of the 1898 novel "The Black Corsair" by Emilio Salgari.

Pirate of the Half Moon: Il corsaro della mezzaluna, internationally released as Pirate of the Half Moon, is a 1957 Italian adventure film directed by Giuseppe Maria Scotese and starring John Derek.

Lord Byron: George Gordon Byron, 6th Baron Byron, FRS (22 January 1788 – 19 April 1824), commonly known simply as Lord Byron, was an English poet, peer, politician, and a leading figure in the Romantic movement.  He is regarded as one of the greatest British poets and remains widely read and influential.  Among his best-known works are the lengthy narrative poems, "Don Juan" and "Childe Harold's Pilgrimage", and the short lyric poem, "She Walks in Beauty".

Achille De Bassini: Achille De Bassini (5 May 1819 – 3 July 1881) was an Italian baritone, particularly noted for his performances in Verdi's operas.  He created the roles of Francesco Foscari in "I due Foscari" (1844), Pasha Seid in "Il corsaro" (1848), Miller in "Luisa Miller" (1849) and Fra Melitone in "La forza del destino' (1862).

The Black Corsair (1976 film): The Black Corsair (Italian: "Il corsaro nero" also known as "The Black Pirate") is an Italian adventure film.  It is based on two Emilio Salgari novels, "The Black Corsair" and "The Queen of the Caribbean".

Frau Margot: Frau Margot is an opera in 3 acts by composer Thomas Pasatieri.  The work uses an English language libretto by Frank Corsaro which is based on Corsaro's play "Lyric Suite".  The opera's premiere was presented by the Fort Worth Opera on June 2, 2007.  Corsaro directed the production which used sets by Alison Nalder and costumes by Steven Bryant.  A recording of this production was released on CD by Albany Records.

Supporting paragraphs: Il corsaro Lord Byron
Answer: 22 January 1788