Armed conflicts and attacks

• Russian invasion of Ukraine
  • Southern Ukraine campaign
    • Russia says that it destroyed the Ukrainian Navy warship Yuri Olefirenko at the Port of Odesa in a missile strike on May 29. (Reuters)
  • 2022–2023 Western Russia attacks
    • Russian authorities say that a Ukrainian drone strike has caused a fire at an oil refinery in Krasnodar Krai, and also caused damage in Shebekino, Belgorod Oblast. (Reuters)
  • Battle of Donbas
    • According to Russian authorities, five people are killed and 19 others are injured by Ukrainian shelling in Karpaty, in Russian-occupied Luhansk Oblast. (US News)
• Israeli–Palestinian conflict
  • Five members of the Popular Front for the Liberation of Palestine – General Command are killed and ten others are injured in an explosion at a base in Qusaya, Beqaa Governorate, Lebanon. (Al Jazeera)
• 2022–2023 North Kosovo crisis
  • NATO deploys a further 700 troops to North Kosovo to reinforce its KFOR peacekeeping mission amid clashes with Kosovo Serb protesters over the election and installation of ethnic Albanian mayors in several Serb-majority towns following a Serbian election boycott. (Reuters)

Disasters and accidents

• A magnitude 5.9 earthquake strikes Kachin State, Myanmar, with damage reported. (Fresherslive)

International relations

• The United Arab Emirates confirms that it has withdrawn from the United States Navy-led Combined Task Force 150 mission in the Persian Gulf amid recent seizures of oil tankers by Iran. (Reuters)

Politics and elections

• 2023 Australian Indigenous Voice referendum
  • The Constitution Alteration (Aboriginal and Torres Strait Islander Voice) 2023 bill passes the Australian House of Representatives, thereby allowing for a referendum on an Indigenous Voice to Parliament later this year. (ABC News Australia)
• 2023 Latvian presidential election
  • Edgars Rinkēvičs is elected the 11th President of Latvia. (LSM)

Science and technology

• The launch of the North Korean spy satellite Malligyong-1 ends in failure due to a malfunction of the second stage of the rocket, causing the satellite to crash into the sea. An emergency evacuation alert was erroneously sent to residents of Seoul, South Korea, after the rocket launch, which also triggered air raid sirens in the city. (AP) (Financial Times)

Sports

• 2022–23 UEFA Europa League
  • In association football, Sevilla win a record-extending seventh UEFA Europa League title after defeating A.S. Roma 4–1 on penalties following a 1–1 draw after extra time in the 2023 UEFA Europa League final at the Puskás Aréna in Budapest, Hungary. (The Guardian)

June 1

• 1794 – French Revolutionary Wars: A British fleet captured six ships of the line from the French in a battle off Ushant (pictured) that came to be known as the Glorious First of June.
• 1857 – The Revolution of the Ganhadores, the first general strike in Brazil, began in Salvador, Bahia.
• 1868 – The Navajo and the U.S. government signed an agreement, allowing those interned at Fort Sumner to return to their ancestral lands.
• 1974 – In an informal article in a medical journal, Henry Heimlich introduced the concept of abdominal thrusts, commonly known as the Heimlich maneuver, to treat choking victims.
• 1988 – The Intermediate-Range Nuclear Forces Treaty was ratified, banning all American and Soviet land-based missiles with a range of .