Bernard Aronson and the Warning to Guard Against Leaks in San Salvador

By Desmond Okafor · September 14, 2026

Six Jesuits were murdered by soldiers, but a 1989 cable shows Washington’s priority was guarding against leaks to protect the Salvadoran military from the truth.

Six Jesuit priests and two women were slaughtered by Salvadoran soldiers, their lives extinguished in a coordinated strike meant to silence the intellectual heart of a resistance. The cost of this massacre was not only the loss of the rector of the Universidad Centroamericana and his colleagues, but the definitive proof that the Salvadoran state viewed the pursuit of social justice as a capital offense.

This account is drawn from the archive's curated description of the record rather than the original pages. The record is a State Department cable dated November 22, 1989, sent from Bernard Aronson to William Walker. It captures a moment of choreographed confusion in the wake of the killings, where the priority of the United States was not the discovery of the murderers, but the management of the fallout.

The Romero Precedent

In the immediate aftermath of the slaughter, the United States claimed to be searching for answers, yet it had already decided what those answers should look like. Bernard Aronson, the assistant secretary for Western Hemisphere affairs who steered U.S. policy in the Americas from 1989 to 1993, looked at the blood-stained campus of the Jesuit university and saw a familiar pattern. The record shows that Aronson assumes "right-wing extremists" were behind the killings.

To arrive at this conclusion, Aronson reached back to the public record of Archbishop Óscar Romero, the prelate who spoke out against social injustice and was fatally shot by an assassin while celebrating Mass in 1980. By citing Romero's death, Aronson was not merely observing a historical trend; he was establishing a usable narrative. If the Jesuit murders could be framed as the work of the same kind of autonomous death squads that killed Romero, then the official state apparatus—and by extension, the U.S. partners within it—could be kept clean.

The desk's reading is that the State Department was employing a "rogue element" narrative to decouple the official military hierarchy from the perpetrators. By categorizing the killers as "extremists" rather than soldiers, Aronson could preserve the strategic alliance between Washington and the Salvadoran government, transforming a state-sponsored execution into a criminal anomaly.

Document imagery from nsarchive.gwu.edu From the files: nsarchive.gwu.edu

The Instructions to William Walker

Aronson did not leave the investigation to chance. He issued a direct order to William Walker, the U.S. Ambassador to El Salvador, urging him to gather information specifically about "rightist involvement." The line between the assistant secretary in Washington and the ambassador in San Salvador was a conduit for a very specific kind of intelligence gathering: the search for a culprit who did not wear a government uniform.

This request to Walker creates a curated trail of due diligence. The public record tells us that the Jesuits, led by Ignacio Ellacuría—a Spanish-Salvadoran philosopher and rector at the UCA who sought to reconcile the warring factions of his country—were targets because of their intellectual leadership and their advocacy for the poor. They were not killed by a random cell of extremists, but by the very military the U.S. was funding to "stabilize" the region.

If the shape of this file is what it appears to be, the cable serves as a paper trail designed to provide plausible deniability. By formally requesting information on right-wing extremists, Aronson ensured that if the massacre ever reached a courtroom or a congressional hearing, the State Department could point to this cable as evidence that they were actively seeking the truth. It was an exercise in documentation as a shield.

Guarding Against the Truth

While Aronson urged Walker to find the killers, he added a caveat that reveals the true nature of the mission. He warned Walker to "guard against leaks." This was not a request for standard diplomatic discretion; it was a strategic command. According to the record, Aronson believed that leaks would make it "exceedingly more difficult for President Cristiani and the ESAF [El Salvador Armed Forces] leadership to respond effectively when the time comes.

Alfredo Félix Cristiani, the 37th President of El Salvador, and the leadership of the ESAF—the government forces that fought a twelve-year civil war against the left-wing FMLN—were the primary beneficiaries of this silence. The connection is clear: the U.S. ambassador was told to keep the investigation quiet so that the Salvadoran president and his generals could control the clock.

The pattern suggests that the directive to "guard against leaks" indicates the U.S. likely already possessed intelligence implicating the ESAF. If the U.S. were truly ignorant of the killers' identities, a leak would be a catalyst for discovery; since they feared the leak, the goal had already shifted from discovery to containment. The "effective response" mentioned by Aronson was not a judicial pursuit of the soldiers who murdered the priests; the desk's reading is that it was a managed political purge or a cover-up designed to stabilize the Cristiani administration and keep the military functioning as a U.S. asset.

The Counter-Insurgency Logic

There is a profound irony in the way Aronson framed the massacre. By treating the deaths of the Jesuits as a repeat of the Romero assassination, the record scrubs the actual counter-insurgency logic of the era. In the eyes of the ESAF and their backers in Washington, Ellacuría and his colleagues were not innocent clerics; they were political enemies whose academic and theological work provided the intellectual scaffolding for the insurgency. They were not killed because they were priests, but because they were effective.

By framing the event as a criminal act by "extremists," Aronson erased the state's motive. He turned a political assassination into a security lapse. The record shows a State Department more concerned with the "effective response" of a murderous military than with the justice owed to the victims.

The desk's reading is that this cable is the blueprint for the erasure of state responsibility. The pattern of the record—the insistence on a specific culprit, the obsession with leaks, and the protection of the military hierarchy—reveals that the U.S. government viewed the massacre not as a crisis of human rights, but as a crisis of public relations.

A full release of the associated files would likely show that the State Department did not just suspect the ESAF; they knew the exact units involved and the officers who gave the orders. The pages still withheld are protecting the legacy of a partnership that viewed the slaughter of intellectuals as a manageable cost of stability. The Salvadoran people paid for this stability in blood, while officials like Aronson and Walker managed the paperwork to ensure that the hands of the state remained, on record, clean.

Bernard Aronson and the Warning to Guard Against Leaks in San Salvador

The Romero Precedent

The Instructions to William Walker

Guarding Against the Truth

The Counter-Insurgency Logic

Sources