President Donald Trump has directed an investigation into whether aides of former President Joe Biden used a mechanical signature pen, or autopen, to conceal Biden's alleged cognitive decline while executing presidential actions. This inquiry, led by the Counsel to the President and the Attorney General, will examine if there was a conspiracy to mislead the public about Biden’s mental state and the legitimacy of his executive decisions, potentially impacting the legality of actions taken during his presidency. The investigation could have significant legal and political implications, questioning the validity of policies and appointments made under Biden's administration.

President Donald Trump has announced an increase in tariffs on imported steel and aluminum, raising them from 25% to 50%, effective June 4, 2025, in an effort to protect national security and bolster the U.S. steel and aluminum industries. This move aims to counteract the influx of low-priced foreign metals that threaten domestic production capabilities, although it may lead to higher costs for U.S. manufacturers reliant on these imports. Politically, it could strain international trade relations, particularly with countries affected by the increased tariffs, though the United Kingdom will maintain a 25% tariff under the U.S.-UK Economic Prosperity Deal.

President Donald Trump issued a proclamation in honor of the 101st anniversary of the United States Border Patrol, highlighting the agency's role in safeguarding national security. The proclamation underscores recent policy changes, such as resuming border wall construction, deploying military support, and implementing stricter immigration enforcement measures, which have reportedly led to significant reductions in illegal border crossings and drug trafficking. These actions, while aimed at enhancing border security, could spark legal and political debates regarding immigration policy and the balance between national security and humanitarian concerns.

President Donald Trump has issued a sequestration order for Fiscal Year 2026, mandating automatic spending cuts across non-exempt federal budget accounts starting October 1, 2025. This action, required by the Balanced Budget and Emergency Deficit Control Act, aims to reduce the federal deficit by cutting direct spending, potentially impacting government services and programs. The legal implications are significant as it enforces strict budgetary discipline, which may spark political debates over the prioritization of funding and the potential effects on public services.

On May 12, 2025, President Donald Trump issued a determination under the National Defense Authorization Act for Fiscal Year 2012, asserting that there is a sufficient global supply of petroleum from countries other than Iran. This decision supports a significant reduction in Iranian oil imports, aiming to pressure Iran economically by limiting its oil revenue. The move could strain U.S.-Iran relations and may have broader implications for global oil markets and international diplomacy, as it encourages foreign financial institutions to avoid transactions involving Iranian petroleum.

President Donald J. Trump issued a proclamation designating Memorial Day, May 26, 2025, as a day of prayer for permanent peace, urging Americans to unite in prayer at 11:00 a.m. and observe a National Moment of Remembrance at 3:00 p.m. local time. The proclamation honors fallen heroes and supports Gold Star Families, emphasizing the importance of remembering those who sacrificed their lives for the nation. The order also requests flags be flown at half-staff until noon, reflecting a longstanding tradition of honoring military service and promoting national unity.

On May 23, 2025, President Donald Trump signed an executive order to accelerate the development and deployment of advanced nuclear reactor technologies for national security purposes. This order aims to bolster energy resilience at critical defense sites and enhance American technological leadership by promoting private sector investment and facilitating international nuclear technology exports. The initiative could have significant legal and political implications, as it involves complex regulatory coordination between the Department of Defense and the Department of Energy, and requires adherence to international agreements and environmental policies.

President Donald Trump proclaimed May 18-24, 2025, as World Trade Week, emphasizing a commitment to fair and reciprocal trade that prioritizes American workers. The proclamation highlights actions taken by his administration, such as implementing tariffs to protect U.S. manufacturing and combatting the flow of fentanyl, alongside efforts to prepare the workforce for future jobs. This approach aims to reinforce American industry and employment, potentially impacting international trade relations and sparking political debate over protectionist policies.

On May 23, 2025, President Donald Trump signed an executive order to restore what he calls "Gold Standard Science" in federal research and decision-making. This action aims to enhance transparency, rigor, and impartiality in federally funded scientific research, addressing a perceived decline in public trust and scientific integrity. The order requires federal agencies to update their policies to ensure reproducibility, transparency, and unbiased peer review, potentially impacting how scientific data informs public policy and legal decisions. This move may have legal and political implications, as it revisits and revises policies from the previous administration, emphasizing a shift away from integrating diversity and inclusion considerations in scientific processes.

President Donald Trump has declared May 2025 as National Physical Fitness and Sports Month, emphasizing the importance of physical activity for improving health and community well-being. He highlighted his administration's initiatives, such as appointing Robert F. Kennedy, Jr. as Secretary of Health and Human Services and establishing the Make America Healthy Again Commission, to address public health issues and promote nutritious food choices. Additionally, Trump signed executive orders to expand youth sports participation and maintain fairness in women's sports, which may have legal and political implications regarding gender and sports policies.

President Donald Trump issued an executive order to accelerate the development and testing of advanced nuclear reactors in the United States. This order directs the Department of Energy to streamline processes and regulations to facilitate the rapid deployment of new reactor technologies, aiming to have operational test reactors within two years. While this move could enhance energy innovation and national security, it may face legal and political scrutiny over environmental concerns and regulatory changes.

On May 23, 2025, President Donald Trump signed an executive order aimed at revitalizing the U.S. nuclear energy sector to enhance national security and energy independence. The order seeks to boost domestic nuclear fuel production, streamline the licensing of advanced reactors, and expand the nuclear workforce. Politically, this move signals a push for energy dominance and may face scrutiny over environmental and safety concerns, while legally, it could require legislative changes to support nuclear infrastructure and fuel cycle advancements.

On May 23, 2025, President Donald Trump signed an executive order to reform the Nuclear Regulatory Commission (NRC) with the goal of revitalizing the U.S. nuclear energy sector. The order aims to streamline the NRC's processes, reduce regulatory barriers, and promote new nuclear technologies, thereby increasing America's nuclear energy capacity and creating high-paying jobs. This action could have significant legal and political implications, as it challenges existing safety models and seeks to accelerate nuclear power development, potentially sparking debates over environmental and safety standards.

President Donald Trump proclaimed May 22, 2025, as National Maritime Day to honor the United States Merchant Marine's vital role in national defense and economic strength. The proclamation highlights the historical significance of American maritime achievements and emphasizes recent efforts to restore U.S. maritime dominance through investments in shipbuilding and mariner training. This action underscores the importance of maritime industries to national security and the economy, while also reinforcing the United States' commitment to maintaining a strong presence at sea amidst global challenges.

President Donald Trump proclaimed May 28, 2025, as a day to celebrate the 101st Anniversary of the United States Border Patrol (USBP), emphasizing the agency's role in protecting American sovereignty. He highlighted his administration's actions to bolster border security, including resuming wall construction, declaring a National Emergency at the southern border, and designating certain criminal organizations as terrorist groups. These measures have reportedly led to a significant decrease in illegal border crossings and drug trafficking, with potential legal and political implications surrounding immigration policy and national security.