Armed conflicts and attacks

• Russo-Ukrainian War
  • Russian invasion of Ukraine
    • Wagner Group rebellion
      • Wagner Group leader Yevgeny Prigozhin declares that he will "stop" the Russian military leadership and calls for a "march of justice", claiming that his forces have been killed in airstrikes by Russian government forces. The defence ministry rejects the claims, stating that they are "not true and are an information provocation". (BBC News) (CBC News) (The Moscow Times) (The Guardian)
      • The Prosecutor-General of Russia Igor Krasnov formally orders the arrest of Yevgeny Prigozhin on charges of calling for an "armed rebellion", with authorities urging Wagner personnel to refuse Prigozhin's "criminal and treacherous orders" and to detain him. The FSB begins a mutiny investigation into Yevgeny Prigozhin. (TASS) (TASS 2) (NPR)
      • BBC News Russian reports that there are roadblocks on the M4 highway between Moscow and Voronezh, with the FSB and other security services being placed on high alert in the Moscow Oblast. (BBC News Russian)

Business and economy

• 2021–2023 inflation surge
  • 2021–present United Kingdom cost-of-living crisis
    • Chancellor of the Exchequer Jeremy Hunt unveils a "mortgage charter", which includes a 12-month protection against repossession, to assist property owners with increasing mortgage costs caused by the Bank of England's interest rate hikes. (CNA)

Disasters and accidents

• Welkom mining explosion
  • The government of South Africa reports that on May 18, at least 31 people were killed in a gas explosion at an illegally operated mining shaft in Welkom, Free State. (AP) (AFP via Bangkok Post)
• 2023 SAM Air plane crash
  • A Cessna 208 Caravan crashes with six people on board in Elelim, Yalimo Regency, Highland Papua, Indonesia. The rescue operations are being impacted by severe weather in the region. (SeputarPapua)
• Four people are killed and five others are injured in an explosion at a steel mill in Yingkou, Liaoning, China. (AP)
• Eight people are injured after a tornado hits the North Antelope Rochelle Mine in Campbell County, Wyoming, United States. (AP)

International relations

• Philippines–United Arab Emirates relations
  • UAE President Mohamed bin Zayed Al Nahyan grants Philippine President Bongbong Marcos' request for the humanitarian pardon of three imprisoned Filipinos, two on death row for drug trafficking and another serving a 15-year sentence for slander. (CNN Philippines)

Law and crime

• The Canada Border Services Agency (CBSA) prosecutes an Indian citizen, in accordance with the Immigration and Refugee Protection Act, for allegedly issuing fraudulent university acceptance letters to Indian students. The CBSA has suspended some of the affected students' deportation. (CNA)