Armed conflicts and attacks

• Gaza war
  • Humanitarian aid during the Gaza war
    • Gaza Freedom Flotilla incident
      • A Gaza-bound activist humanitarian aid ship, part of the Gaza Freedom Flotilla, catches fire and issues an SOS after what its organizers claimed was an Israeli drone attack off the coast of Malta in international waters. (CNN)

Business and economy

• Tariffs in the second Trump administration
  • China–United States trade war
    • The Trump administration terminates the de minimis rule, maintaining 145% tariff on imports from China. Online shops such as Shein and Temu adjust prices, while Temu also announces a shipping pause to the United States. (The New York Times) (BBC)

Law and crime

• The United States Department of Defense designates a second area on the Mexico–United States border, attached to the Fort Bliss Army base in El Paso, Texas, as a military zone to enforce immigration laws. (AP News)

Politics and elections

• The German Constitution protection office designates the Alternative for Deutschland (AfD) party as a right-wing extremist organization. The AfD came second in the 2025 German federal election after winning 20.8% of the vote for a record 152 seats in the Bundestag. (BBC News)

Armed conflicts and attacks

• Syrian civil war
  • Sectarianism and minorities in the Syrian civil war
    • 2025 massacres of Syrian Druze, Southern Syria clashes
      • The Syrian Observatory of Human Rights reports that nine field executions were conducted against members of the Syrian Druze community amid an outbreak of sectarian clashes. Syrian Druze spiritual leader Sheikh Hikmat al-Hijri characterizes the killings as part of a "genocidal campaign". (Arab News) (SOHR)
      • Israeli Druze spiritual leader Sheikh Mowafaq Tarif appeals to Israel to intervene against ongoing massacres. (The Jerusalem Post)
• Russian invasion of Ukraine
  • Odesa strikes
    • An overnight Russian drone attack on Odesa, Ukraine, kills two people and injures 15 others. High-rise apartments, residential homes, a supermarket and a school were among those targeted, according to Governor of Odesa Oblast Oleh Kiper. (Reuters)

Business and economy

• Ukraine–United States relations
  • The United States and Ukraine sign the Ukraine–United States Mineral Resources Agreement to share profits from the future sales of Ukraine's mineral and energy reserves. (BBC News)

Disasters and accidents

• At least ten people are killed while 37 others are injured in a multiple-vehicle collision at a toll plaza of the Subic–Clark–Tarlac Expressway in Tarlac City, Philippines. (GMA Integrated News) (Philippine Daily Inquirer)
• The bodies of three South African police officers who had been missing for six days are found in the Hennops River. (BBC News)

Health and environment

• The world's oldest person, Brazilian nun Inah Canabarro Lucas, dies at the age of 116 years and 326 days. The new oldest living person is British supercentenarian Ethel Caterham, who is the last person born in the 1900s decade, the last living subject of King Edward VII, and the oldest British person ever. (BBC News) (The Telegraph)

Law and crime

• 2024 South Korean martial law
  • The prosecutors of South Korea indict former president Yoon Suk-yeol of abuse of authority after he declared martial law in December 2024. (DW)
• Epic Games v. Apple
  • A U.S. district judge finds that Apple willfully violated an injunction in a case brought by Epic Games. The injunction was supposed to block Apple from anti-competitive conduct and pricing, opening the App Store up to outside payment options. (BBC News)
• United States government group chat leaks
  • In the wake of the Signalgate scandal, Mike Waltz and Alex Nelson Wong resign as U.S. National Security Advisor and Deputy National Security Advisor respectively, marking the first resignations during the second Trump administration. U.S. President Donald Trump later nominates Waltz as the U.S. Ambassador to the United Nations. (CBS News)
• Kenyan parliament member Charles Ong'ondo is shot to death in Nairobi by unknown gunmen on a motorcycle in an apparent assassination. (BBC News)
• The Supreme Court of Korea overturns the acquittal judgement of Democratic Party presidential candidate and former leader Lee Jae-myung over violation of election law. The court orders the case to be sent back to Seoul High Court. (NBC News)
• United States District Judge Fernando Rodriguez Jr. rules that US President Donald Trump cannot use the Alien Enemies Act to deport Venezuelan migrants, deeming the previous use of this power as having been improperly invoked. (BBC News)

Politics and elections

• 2025 South Korean presidential election
  • Acting South Korean President Han Duck-soo resigns, indicating a possible run in the upcoming presidential election. (Yonhap)
  • Finance Minister Choi Sang-mok, the next person in the presidential line of succession, resigns a few hours later. (Yonhap)
• 2025 United Kingdom local elections
  • The United Kingdom holds local elections, as well as a parliamentary by-election in the Runcorn and Helsby constituency. (BBC News)

Sports

• The Football Association bans transgender women from women's football in England starting 1 June after amending its eligibility criteria. (BBC Sport)