In early January 2026, the political landscape of Venezuela underwent a dramatic shift with the arrest of former President Nicolás Maduro. Against this backdrop, Petróleos de Venezuela, S.A. (PDVSA), in an attempt to circumvent U.S. financial sanctions, had shifted 80% of its crude oil export settlements to USDT. However, on January 11, 2026, Tether executed the largest single-day action in its history: freezing 5 major addresses on the Tron network, totaling $182 million worth of USDT.
This event not only severed the Venezuelan government's final financial "lifeline" but also reignited global debate over the contradiction between the "censorship power" of centralized stablecoins and "decentralized ideals."
From the Collapse of "Petro" to the Comprehensive Replacement by USDT
After years of hyperinflation and severe U.S. economic sanctions, Venezuela's state-backed digital currency, the "Petro," which once held high hopes, ultimately became a failed experiment. Faced with the dual dilemma of losing purchasing power for its fiat currency and the blockade of international settlement channels, PDVSA was forced to turn to more liquid crypto assets. Starting in 2023, PDVSA began requiring international buyers to use USDT for prepayments in oil transactions to bypass monitoring by the traditional SWIFT system. By the end of 2025, this model had evolved into the lifeblood of the country’s oil exports: through complex intermediary channels established in Turkey and the UAE, USDT effectively replaced fiat currency as the core global clearing tool for Venezuela's energy trade.
Tether's Role Reversal and "Operation Thunder" 2026
However, Tether, the stablecoin giant that had long operated on the fringes of compliance, suddenly displayed a proactive stance that shocked the industry in January 2026. This sanctions enforcement, dubbed "Operation Thunder," shattered Tether's long-standing image of "passive compliance." Within just a few days, Tether launched high-frequency strikes against addresses associated with Venezuela, freezing assets totaling $182 million, with individual freezes ranging from $12 million to $50 million. On a technical level, Tether fully utilized the management permissions of smart contracts on the Tron chain to achieve second-level blacklist locking. As a result, although large amounts of oil settlement funds remained clearly visible on-chain, they completely lost the possibility of transfer or redemption. According to on-chain data tracking, this move was the result of a private cooperation mechanism between Tether, the U.S. FBI, and the Department of Justice. Despite being registered in the British Virgin Islands, Tether ultimately chose to abandon its offshore sanctuary to ensure the security of its U.S. dollar reserve channels and its compliance status, demonstrating a high degree of "voluntary compliance" to U.S. law enforcement.
Comparison of Sanctions History and Compliance Logic Between USDT and USDC
To understand the far-reaching impact of this event, one must compare the historical performance of the two stablecoin giants—Tether (USDT) and Circle (USDC)—in responding to law enforcement and regulation.
1. Comparison of Historical Cases
| Dimension |
Tether (USDT) |
Circle (USDC) |
| Compliance Profile |
Offshore, transparency previously questioned, reactive compliance. |
Onshore (U.S.), regulation-driven, proactive compliance. |
| Milestone Sanctions Events |
2023-2026 Israel/Ukraine/Venezuela: Tether froze over 8,000 addresses, involving over $3.5 billion, primarily targeting money laundering, terrorist financing, and sanctioned entities. |
2022 Tornado Cash Incident: Circle proactively froze $75,000 worth of USDC in related addresses within 24 hours of the OFAC ban, sparking major industry controversy regarding privacy. |
| Latest Data (As of Q4 2025) |
Over 7,200 blacklisted addresses. |
Approximately 600 blacklisted addresses. |
2. Analysis of Differences in Sanctions Logic
USDC: The Enforcer of Rules. As a licensed U.S. company, Circle's behavioral logic is "seamless cooperation." Whenever OFAC (the U.S. Office of Foreign Assets Control) updates the SDN (Specially Designated Nationals) list, Circle typically follows suit immediately. While its scope of sanctions involves fewer addresses, its legal force is strongest, primarily targeting specific protocols (such as Tornado Cash) and high-level sanction targets.
USDT: The Profit-Driven "Voluntary Police." Tether’s logic is characterized by commercial pragmatism. Because its massive $130 billion+ in assets is highly dependent on U.S. Treasuries and the U.S. dollar clearing system, Tether chooses to "demonstrate loyalty" proactively, often before list updates or even under informal requests. Data shows that Tether’s number of blacklisted addresses far exceeds that of USDC, indicating it is trading a broader crackdown on low-to-mid-level illicit funds (such as telecommunications fraud and money laundering) for regulatory tolerance of its offshore status.
The End of Censorship Resistance: A "Digital Extension" of the Fiat System
The case of the frozen Venezuelan oil settlement funds ruthlessly declared the end of the myth of "censorship resistance" for centralized stablecoins. This event proved to the world that as long as a centralized stablecoin is pegged to a fiat currency, it is not a truly decentralized asset in essence, but rather a "digital extension" of the fiat system in the blockchain world. Since issuers retain "God's eye view" and the absolute authority to "zero out" assets at the technical base layer, these assets can rapidly transform into tools of sanctions in extreme political environments. For state-level entities like sovereign nations, relying on USDT to bypass traditional sanctions is no longer a viable long-term strategy. Transparent on-chain monitoring, coupled with the final intervention capabilities of centralized entities, places any large-scale cross-border clearing under real-time regulatory scrutiny, causing the "safe haven" status to gradually fade.
Reshaping the Role of Stablecoins: Digital Tentacles of U.S. Dollar Hegemony
As sanctions actions become normalized, stablecoins are being repositioned as a new vehicle for the global export of U.S. dollar hegemony. The U.S. government does not need to directly intervene in underlying blockchain protocols; it only needs to apply compliance pressure to issuers (such as Tether or Circle) to transform them into digital tentacles for implementing "long-arm jurisdiction," achieving precision strikes against global capital flows. Under this logic, market perception of stablecoin risk has also diverged: while USDC's compliance path is more predictable and transparent at a legal level, Tether's "sudden" and "large-scale" sanctions behavior has shown the market that offshore centralized entities, under survival pressure, may act even more aggressively than regulated institutions. Stablecoins are no longer merely a medium of exchange; they are an undeniable financial chip in the gambit between major powers.
Future Trends: The "Dual-Track" Gambit Between Strict Compliance and Censorship Resistance
The breakout of events like the Venezuelan crisis will force the crypto market into a more thorough "dual-track" era. On one hand, strongly compliant assets represented by USDT and USDC will further integrate into the mainstream financial system. Leveraging their massive liquidity, they will evolve into "quasi-CBDCs (Central Bank Digital Currencies)" backed by state credibility, serving global clearing within compliance frameworks. On the other hand, the demand for censorship resistance will drive a "second explosion" of decentralized stablecoins—assets such as DAI that do not rely on centralized freezing mechanisms may see growth in sanctioned regions or fields that highly value privacy. However, this censorship-resistant attribute comes with a heavy price, including high liquidity costs, asset volatility risks, and narrower application scenarios. The market will engage in a long-term tug-of-war between efficiency and sovereignty.