Five Republican lawmakers, alongside Democratic colleagues, sent a letter copied to Treasury Secretary Scott Bessent and Secretary of State Marco Rubio urging President Donald Trump to reconsider the Russian diesel deal.

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A U.S.-imposed oil blockade initiated in February 2026 has subjected Cuba to fuel shortages, severe economic hardship, and power grid blackouts

United Nations rights experts condemned the U.S. oil blockade on Cuba as a violation of international law

Human rights advocates and United Nations experts condemned the U.S. economic and oil blockade on Cuba as an unlawful act of siege warfare that caused severe energy and human crises

U.S. Central Command and the U.S. Treasury Department froze approximately $350 million in Iranian cryptocurrency assets in October 2026.

The U.S. Financial Crimes Enforcement Network issued a warning to financial institutions regarding potential Iranian regime misuse and diversion of religious tithes called khums.

The U.S. naval blockade has cost Iran an estimated $25 billion in lost crude oil export revenue since the war began.

Threat intelligence firm Alethea identified the Doppelgänger influence campaign as being operated by the Russian public relations firm Agency for Social Design, which is sanctioned by the U.S. and EU.

On October 16, 2026, President Donald Trump signed an executive order waiving new sanctions and tariffs provided for under the Lindsey O. Graham Sanctioning Russia and Iran Act of 2026.

Energy Secretary Chris Wright stated on October 18, 2026, that the Russian diesel deal serves as an incentive for Russia to reduce its conflict with Ukraine rather than an economic lifeline.

The Lindsey O. Graham Sanctioning Russia and Iran Act of 2026 was enacted by Congress to impose tariffs on major foreign purchasers of Russian energy and entities assisting Russia in evading sanctions.

Secretary of State Marco Rubio stated on October 17, 2026, that Russian diesel would have been sold regardless of U.S. intervention and that the 60-day sanctions pause allows evaluation of economic impacts.

The Trump administration authorized certain transactions involving Russian diesel on October 9, 2026, to allow Russia to supply diesel to U.S. and global markets.

Treasury Secretary Scott Bessent stated on October 18, 2026, that no sanctions were lifted on Russia and that only the diesel embargo was lifted during a 60-day examination period.

Senators Thom Tillis, John Cornyn, and Ted Cruz publicly criticized President Donald Trump's Russia sanctions waiver, with Tillis calling it beyond irresponsible and Cruz calling it a mistake.

Representative Michael McCaul and Oklahoma Governor Kevin Stitt expressed concern that President Donald Trump's diesel agreement would provide financial support to the Kremlin and prolong the war in Ukraine.

President Donald Trump's executive order waiving Graham Act provisions avoids imposing secondary tariffs and sanctions on major buyers of Russian energy, including China and India.

Treasury Secretary Scott Bessent cited 2025 U.S. sanctions against Russian oil companies Rosneft and Lukoil to assert that no administration has been tougher on Russia than Donald Trump's.

The U.S. Treasury Department sanctioned the Iraq-based International Development Bank for Investment and Finance on October 15, 2026 for providing Iran access to U.S. dollars and proxy financing.

The U.S. Treasury Department designated Jazireh International Bank Company and Chabahar International Bank Overseas Company on October 15, 2026 for operating in the Iranian financial sector.

U.S. Treasury Secretary Scott Bessent launched Operation Economic Outcast in August 2026 to target smuggling routes, shadow banking networks, and financial channels supporting Iran.