Palacio de Benicarló is the Valencia setting where Manuel Arroyo Benítez’s loyalty becomes a matter of political trust and personal risk. In meetings with Juan Negrín, the palace connects a covert line of communication to the Republican government’s response to internal conflict, and becomes the place where Arroyo accepts the mission that will take him to Madrid under a fabricated identity.

A discreet channel of trust

The meetings at Palacio de Benicarló arise from a communications channel deliberately kept apart from official business. Pablo de Azcárate wants to report directly to Negrín and learn his impressions; the arrangement rests on the two men’s mutual trust and their shared lack of confidence in their superior, Francisco Largo Caballero. Its secrecy makes Arroyo vulnerable: if Largo Caballero discovers that the ambassador’s representative in London has been exchanging information privately with a government member, Azcárate and Negrín will deny commissioning him and leave him exposed as an independent conspirator. Azcárate tells Arroyo plainly that refusal is acceptable, since failure could have serious consequences.

From London to a dangerous assignment

Arroyo accepts the earlier mission and serves as a discreet intermediary while Negrín is finance minister. He enjoys the return to Spain’s light and familiar language, but also discovers an aptitude for this kind of work. The assignment ends when Negrín becomes president of the government. On May 29, 1937, less than two weeks after taking office, Negrín summons Arroyo to his office at the palace. He looks older and exhausted: responsibility has left him sleeping poorly and eating irregularly. Arroyo recognizes the cost of taking on the Republican government at a moment of crisis.

Negrín tells Arroyo not to congratulate him, then explains that he has called because he trusts him. The political background is the Barcelona uprising and its aftermath: the government fears further internal fighting, while leaders of the Workers’ Party of Marxist Unification have been detained and Andrés Nin has disappeared. Negrín asks Arroyo to undertake a new assignment. When Arroyo returns to the palace little more than twelve hours later to accept, Negrín responds with visible emotion, pride, and concern, warning him to flee at the first sign of danger rather than risk his life.

The identity made at the palace

The consequences of the palace meeting soon take material form in Madrid. On June 28, 1937, Arroyo registers at a hotel using a document issued through the Republican Directorate-General of Security but identifying him as Rafael Cuesta Sánchez. The biography is wholly invented: the papers describe a government employee born in Talavera de la Reina, affiliated with the General Workers’ Union, married, and living in Valencia. It is the first of the many false identities Arroyo will use.

Later, after the war, Arroyo gives Guillermo García Medina the same identity’s papers. He explains that the original Rafael Cuesta Sánchez had been made six years older than Arroyo, married, and a union member, whereas Guillermo’s version will be a twenty-five-year-old single man with no left-wing party or union membership and a different residence history. The identity’s details can be altered to suit the person who needs it; the papers are designed to survive scrutiny, down to a copied seal and an imitated official signature. Their transfer turns the palace’s earlier act of trust into a means of protecting another life.

A recurring place in a history of papers and refuge

The palace’s significance is not limited to Arroyo’s wartime posting. Its scenes frame a recurring pattern in which documents both expose people to state power and offer a way around it. In Madrid, a false identity lets Arroyo work under observation, while later, another set of papers helps Guillermo pass through a government office without being singled out. Elsewhere, forged or repurposed records support the escape of war criminals: Jan Schmitt becomes Johannes Grunwald through a municipal certificate, and Adrián Gallardo takes work under the name José Pacheco Hernández.

Against that broader history, Palacio de Benicarló stands for the point at which a private bond becomes an instrument of public action. Negrín’s trust draws Arroyo into a mission whose risks he cannot fully control; Arroyo’s acceptance yields an invented identity that later becomes transferable protection. The palace is thus remembered not simply as an office, but as the setting where loyalty, secrecy, and administrative impersonation first converge in Arroyo’s intelligence work.