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Jul 13, 2026 President Trump announced and then quickly reversed a cargo-fee plan for the Strait of Hormuz Tier 1 · Primary Power and Authority
The abrupt announcement and reversal showed volatile executive decision-making on war-adjacent trade powers with major diplomatic and economic stakes.
Supporting reports
- Trump Declares US Control Over Strait of Hormuz — Former President Donald Trump announced that the United States will take control of the Strait of Hormuz and impose a 20% cargo fee on vessels passing through.
- Trump Walks Back Strait of Hormuz Toll Plan — Former President Donald Trump retracted his announcement to impose a 20% toll on vessels passing through the Strait of Hormuz.
- Trump Reverses Strait of Hormuz Fee — President Donald Trump reversed his decision to impose a 20% "reimbursement fee" on the Strait of Hormuz less than a day after announcing it.
Jun 20, 2026 President Trump threatened Iran and proposed U.S. control or tolls in the Strait of Hormuz during talks. Corroborated Power and Authority
The threats showed personalized use of executive and allied power in foreign policy, bypassing normal deliberation and raising the risk of coercive military and economic action.
Supporting reports
- Lindsey Graham Comments on Iran Negotiations — Senator Lindsey Graham stated in a CBS interview that if the Iran Memorandum of Understanding (MOU) deal fails, Trump will take control of the Strait of Hormuz by force and charge tolls.
- Trump Threatens Iran on Social Media — Former President Trump posted on Truth Social threatening to "hit Iran very hard again" if a deal was not reached during the ongoing negotiations in Switzerland.
- Trump Threatens Tolls on Ships in Hormuz Strait — On June 20, 2026, President Trump threatened to impose U.S.
Feb 28, 2026 President Trump announced and defended major combat operations against Iran without congressional authorization Tier 1 · Primary Power and Authority
The president used war powers unilaterally, shifting core decisions on force away from Congress and weakening democratic checks on military action.
Supporting reports
- Trump Announces Military Action Against Iran — On February 27, 2026, former President Donald Trump released a video on his social media platform, Truth Social, announcing a military operation against Iran.
- Trump announces military operations in Iran — Following the military strikes on Iran, President Trump posted an 8-minute video on social media announcing the commencement of major combat operations.
- Trump expresses desire for regime change in Iran — In a phone call with reporters, President Trump stated that his primary goal in the military action against Iran is regime change, emphasizing his desire for freedom for the Iranian people.
Jan 14, 2026 The Justice Department released a memo approving a military operation to capture Nicolás Maduro without resolving its legality under international law Tier 1 · Primary Power and Authority
The memo asserted broad executive war-making discretion and weakened legal limits on cross-border force by treating domestic authorization as sufficient.
Supporting reports
- DoJ Memo on Military Raid to Capture Maduro Released — A memo from the Trump administration's Department of Justice (DoJ) was released, revealing that the administration approved a military operation to capture Venezuelan President Nicolás Maduro without concluding whether
Nov 25, 2025 The Trump administration leaked false claims about a Ukraine peace deal to media outlets Corroborated Information, Memory and Manipulation
Pushing false diplomatic claims distorted public understanding of foreign policy and hindered accountability for official actions.
Supporting reports
- Trump Administration Claims False Peace Deal with Ukraine — The Trump administration leaked false claims to media outlets about a supposed peace deal with Ukraine, which Ukrainian President Zelenskyy and Russian officials have denied.
Sep 8, 2025 The Supreme Court temporarily allowed Trump to withhold nearly $5 billion in congressionally appropriated foreign aid Tier 1 · Primary Institutions and Governance
The order gave the executive branch more room to delay or nullify spending decisions made by Congress.
Supporting reports
- US Supreme Court Allows Trump to Withhold $5bn in Foreign Aid — The US Supreme Court, led by Chief Justice John Roberts, temporarily halted a lower court's order requiring the Trump administration to spend nearly $5 billion in foreign aid that Congress had appropriated.
- Partial Stay on District Court Order in Department of State v. AIDS Vaccine Advocacy Coalition — The Supreme Court, through Chief Justice John G.
- Trump Administration Files Emergency Appeal on Foreign Aid — The Trump administration filed an emergency appeal to the Supreme Court to freeze billions in foreign aid after a lower court ruled the funds must be spent before they expire.
Jul 9, 2025 President Trump announced new tariffs on Brazil and seven other countries and opened a trade investigation into Brazil's social media rules Corroborated Economic Structure
The moves used trade tools to pressure foreign governments and added volatility to cross-border economic relations.
Supporting reports
- Trump announces 50% tariff on Brazil — On July 9, 2025, President Donald Trump announced a 50% tariff on Brazilian products imported into the United States.
- Trump launches investigation into Brazil's social media regulations — On July 9, 2025, President Donald Trump announced an investigation under section 301 of the Trade Act of 1974 into Brazil's social media regulations.
- Trump targets seven countries with new tariffs — On July 9, 2025, President Donald Trump announced new tariffs on exports from seven countries: the Philippines, Brunei, Moldova, Algeria, Libya, Iraq, and Sri Lanka.
Jul 7, 2025 The Trump administration delayed new tariffs until August 1 and announced country-specific tariff rates Corroborated Economic Structure
Frequent tariff resets kept trade policy unstable and concentrated economic rulemaking in executive discretion.
Supporting reports
- Trump Administration Delays Tariffs Until August 1 — The Trump administration announced a delay in the implementation of new tariffs until August 1, 2025.
- Trump Announces New Tariff Rates for Multiple Countries — On July 7, 2025, President Donald Trump announced new tariff rates for several countries, set to take effect on August 1.
Jun 21, 2025 President Trump ordered U.S. airstrikes on Iranian nuclear facilities without congressional approval Corroborated Power and Authority
The strikes tested constitutional limits on war powers by concentrating military decision-making in the presidency and bypassing normal legislative authorization and advance notice.
Supporting reports
- President Trump Orders Airstrikes on Iranian Nuclear Facilities — On June 21, 2025, President Trump ordered airstrikes on three Iranian nuclear facilities—Fordow, Natanz, and Isfahan—marking the first U.S.
- U.S. Military Conducts Airstrikes on Iranian Nuclear Sites — On June 21, 2025, President Donald J.
- US military conducts airstrikes on Iranian nuclear sites — The US military launched airstrikes targeting Iranian nuclear facilities, involving over 125 aircraft and multiple bomb types, including GBU-57 bunker buster bombs and Tomahawk missiles.
May 24, 2025 President Trump announced a 50% tariff on European Union goods and threatened a tariff on Apple products Corroborated Economic Structure
The tariff threats showed one leader using trade power to pressure foreign partners and firms, with broad effects on markets and prices.
Supporting reports
- Trump Announces 50% Tariff on EU Goods — President Donald J.
- Trump threatens tariff on iPhones — Trump threatened to impose a 25% tariff on iPhones unless they are manufactured in the U.S., prompting discussions about economic security and manufacturing practices.
Apr 16, 2025 The Trump administration closed the State Department's foreign disinformation hub and put staff on leave Tier 1 · Primary Power and Authority
The closure removed a dedicated federal capacity to counter foreign influence operations and concentrated control over how such threats are handled.
Supporting reports
- Trump administration closes State Department's R/Fimi hub — The Trump administration has closed the State Department's Counter Foreign Information Manipulation and Interference (R/Fimi) hub, which was responsible for monitoring foreign disinformation campaigns.
Mar 18, 2025 Judge Theodore Chuang ruled that dismantling USAID likely violated the Constitution and ordered parts of the agency restored Tier 1 · Primary Institutions and Governance
The ruling defended Congress's role in creating agencies and limited executive attempts to shut one down unilaterally.
Supporting reports
- Federal Judge Rules USAid Shutdown Likely Violated Constitution — On March 17, 2025, U.S.
- Federal Judge Blocks USAID Dismantling — A federal judge ruled that the dismantling of USAID likely violates the Constitution and blocked further cuts to the agency.
- Judge Chuang Rules Against Destruction of USAID — U.S.
Mar 4, 2025 The Trump administration imposed sweeping tariffs on Canada, Mexico, and China Tier 1 · Primary Economic Structure
The tariffs reshaped trade rules by executive action, with likely effects on prices, supply chains, and economic stability.
Supporting reports
- Trump Administration Imposes Tariffs on Canada, Mexico, and China — On March 4, 2025, the Trump administration imposed sweeping tariffs on Canada and Mexico, while also increasing duties on China.
- Trump administration imposes tariffs on Canada, Mexico, and China — On Monday, the Trump administration imposed a 25% tariff on exports from Mexico and Canada to the United States, and increased tariffs on Chinese exports from 10% to 20%.
- Trump imposes 25% tariffs on Canada and Mexico — On March 4, 2025, President Donald Trump implemented a 25% tariff on goods imported from Canada and Mexico.
Feb 7, 2025 Government worker unions sued Trump and Rubio over USAID cuts Corroborated Institutions and Governance
The lawsuit challenged whether the executive could dismantle an agency and halt its funding without Congress.
Supporting reports
- Government workers sue Trump and Rubio over USAid cuts — The American Federation of Government Employees and the American Foreign Service Association filed a lawsuit against the Trump administration in Washington, DC federal court.
Feb 3, 2025 Secretary of State Marco Rubio declared himself acting head of USAID as staff were locked out Tier 1 · Primary Power and Authority
The takeover concentrated control over a statutory agency in the executive branch while bypassing normal institutional boundaries.
Supporting reports
- Marco Rubio declares himself head of USAid as workers locked out of office — On February 3, 2025, U.S.
- Rubio Appointed Acting USAID Administrator — Senator Marco Rubio announced he would serve as the acting administrator of USAID, despite the agency's historical independence.
Feb 1, 2025 President Trump froze most foreign aid pending a 90-day review Tier 1 · Primary Power and Authority
The freeze concentrated executive control over congressionally backed aid programs and disrupted humanitarian operations without new legislative action.
Supporting reports
- Trump administration freezes foreign aid pending review — Following an executive order by President Trump, the State Department issued stop-work directives, effectively freezing all foreign aid except for emergency food assistance.
- Freeze on Foreign Aid — President Trump imposed a freeze on foreign aid, cutting off approximately $60 billion in funding to the U.S.
- U.S. foreign aid frozen by Trump — President Trump unilaterally froze all U.S.
Feb 1, 2025 President Trump imposed emergency tariffs on Canada, Mexico, and China Tier 1 · Primary Power and Authority
Using emergency powers for broad trade penalties expanded unilateral presidential control over economic policy and foreign relations.
Supporting reports
- Trump signs executive orders imposing tariffs on Canada, Mexico, and China — On February 1, 2025, President Donald Trump signed three executive orders imposing tariffs of 25% on all goods from Canada and Mexico, and a 10% tariff on Canadian oil exports and imports from China.
- Trump invokes emergency powers for tariffs — Trump invoked emergency powers to justify the imposition of tariffs, citing border security as a rationale.
- Executive Order Imposing Duties on Chinese Products — On February 1, 2025, President Donald Trump issued an executive order imposing a 10% ad valorem tariff on all products from the People's Republic of China.
Jan 27, 2025 The Trump administration announced a freeze on federal grants, loans, and payments Tier 1 · Primary Power and Authority
The freeze asserted executive control over congressionally appropriated funds and threatened broad disruption of public programs and state capacity.
Supporting reports
- Trump freezes federal grants and payments — Former President Trump ordered a freeze on federal grants, loans, and payments to millions of Americans to review their appropriateness, claiming they were awarded due to DEI initiatives.
- Federal grants and loans paused by OMB — The White House Office of Management and Budget issued a memo pausing all federal grants and loans, affecting trillions in government spending and public programs.
- Trump Administration Freezes Federal Grants Targeting DEI and Environmental Programs — The Trump administration announced a freeze on federal grants, specifically targeting diversity, equity, and inclusion (DEI) programs and environmental initiatives labeled as the "green new scam." The freeze, defended