Patel Sounds Alarm Over China’s Dramatic Expansion of Espionage Operations Inside U.S.

FBI Director Kash Patel delivered a stark warning to Congress this week, revealing that hostile foreign governments are expanding their intelligence operations inside the United States—with Communist China posing the most serious counterintelligence threat.

During testimony before the Senate Judiciary Committee, Patel outlined the growing efforts by China, Russia, and Iran to penetrate American institutions, steal sensitive technology, collect national security information, and undermine the country from within.

China remains the FBI’s leading counterintelligence concern, according to Patel. Russia and Iran, however, continue to conduct significant operations aimed at American interests.

“Our adversaries, including Russia, the PRC, and Iran, continue to undermine our core institutions, and they are becoming more aggressive and more capable,” the bureau has noted in congressional testimony describing the threat.

The alarming assessment came before the hearing descended into partisan attacks from Democrats, who appeared more interested in challenging Patel over staffing reductions, revised hiring standards, and accusations of politicization than examining the threats posed by hostile foreign powers.

Illinois Sen. Dick Durbin, the committee’s ranking Democrat, joined other members of his party in scrutinizing Patel’s management of the FBI.

Despite the partisan distractions, Patel presented lawmakers with substantial evidence that the bureau has stepped up its counterintelligence enforcement.

The FBI made 72 counterintelligence arrests during fiscal year 2026 through the date of Patel’s testimony. That figure represents a 9 percent increase compared with the corresponding period one year earlier.

The bureau also helped remove 80 suspected foreign intelligence threats from the United States—an increase of 125 percent over the previous comparable period.

A considerable portion of those cases involved China.

Patel told the committee that roughly 60 of the 130 counterintelligence arrests made during the preceding 18 months were connected to Chinese espionage or other suspected unlawful activity. The FBI previously informed Congress that its China program alone had coordinated the removal of 62 foreign intelligence threats.

The scope of the problem stretches across the country. China-related counterintelligence investigations are active throughout the FBI’s entire network of 55 field offices, according to Patel’s previous testimony.

Federal officials have warned that Beijing relies on an extensive arsenal of espionage methods. Those tactics reportedly include conventional intelligence officers, sophisticated cyberattacks, the recruitment of insiders, and organized attempts to steal American intellectual property and emerging technologies.

Chinese-linked actors have also allegedly targeted American universities, private companies, government agencies, and both active-duty and former U.S. military personnel.

“In February, the FBI arrested a former U.S. Air Force pilot accused of supplying unauthorized defense information to Chinese military aviators — a betrayal that put both our service members and our national security at risk,” he said.

Economic espionage has become an especially urgent concern as the United States and China compete for dominance in artificial intelligence and other critical technologies.

In January, the FBI obtained what it called its first economic espionage conviction related to artificial intelligence. The case involved a former Google engineer accused of stealing valuable AI trade secrets to benefit companies in China.

Federal investigators have also pursued cases involving attempts to bring biological materials into the United States illegally. Patel previously testified that seven Chinese researchers were charged in connection with such allegations. Five were later deported.

China may represent the greatest long-term counterintelligence challenge, but it is not the only adversary operating against the United States.

American authorities have repeatedly accused Russian intelligence agencies of carrying out cyberattacks, recruiting people with access to sensitive information, and attempting to manipulate political discourse and public opinion.

Iran has also drawn heightened attention from the FBI over alleged cyber operations, intelligence-gathering campaigns, and threats against American officials and other individuals.

To consolidate those investigations, the FBI established an Iran Threats Mission Center focused on coordinating the bureau’s counterterrorism, counterintelligence, and cyber operations involving Tehran, according to the Washington Times.

Patel argued that the sharp increases in arrests and removals reflect a renewed emphasis on counterintelligence since he assumed leadership of the bureau.

He warned lawmakers that foreign espionage remains at exceptionally high levels. Patel also maintained that the FBI is uniquely equipped to counter the threat because it possesses both intelligence-collection capabilities and federal law-enforcement authority.

The hearing nevertheless exposed deep partisan divisions over Patel’s stewardship of the bureau.

Senate Judiciary Committee Chairman Chuck Grassley, R-Iowa, defended the director’s performance and cited FBI data showing increased arrests across several enforcement categories.

As hostile governments become more aggressive, Patel’s testimony underscored the scale of the danger facing the country. Beijing’s campaign is not limited to conventional spying—it extends into American technology companies, universities, government institutions, and the military.

The figures presented to Congress indicate that foreign adversaries are escalating their operations. They also suggest that under Patel’s leadership, the FBI is responding with increased arrests, removals, and nationwide investigations.