UFO sightings in the United States The United States Navy's Naval Safety Center discloses "hazard reports" of Navy pilot encounters with unidentified aerial phenomena, including an incident in March 2014, in which a fighter jet pilot encountered an "unknown aircraft", which was "approximately the size of a suitcase, and silver in colour."
COVID-19 pandemic in Burundi Burundi expels the country's top World Health Organization representative and three other experts coordinating the COVID-19 response. The government says they are "persona non grata" and must leave Burundi. They accused them of "interfering with the government response to the pandemic".
China–United States relations The U.S. Senate unanimously passes a bill placing visa and property sanctions on Chinese officials involved in the persecution of Uyghur Muslims in Xinjiang.
COVID-19 pandemic The Seychelles bans cruise ships until the end of 2021 effective immediately, amid fears over COVID-19.
Save the Children reports a surge in deaths of people with coronavirus-like symptoms in Aden, with at least 380 in the last week. Officially, Yemen has only reported 13 COVID-19 deaths.
Governor Phil Murphy announces that their beaches will reopen for Memorial Day, but with restrictions.
Cathedral Church of St Peter and St Paul The Cathedral Church of St Peter and St Paul in Sheffield, England, suffers damage due to a fire. There were no injuries. A 40-year-old woman has been arrested and charged with arson, burglary and assault of an emergency worker.
New York Stock Exchange The New York Stock Exchange is expected to partially reopen following Memorial Day.
Equinor Equinor, a multinational oil company two-thirds owned by the government of Norway, rejected a group of environmental and climate change-related resolutions at its shareholders meeting. One of these called on Equinor to stop oil exploration in ecologically sensitive areas.
Vatican The Vatican announces that Pope Francis is sending a donation to Lebanon for 400 scholarships in an expression of his concern for the country’s young people. Lebanon is experiencing a “severe crisis” that is robbing younger generations of hope.
COVID-19 pandemic in Turkey Gunmen opened fire against two social workers delivering aid for people amid the COVID-19 pandemic in Van Province, Turkey, killing them at the scene.
Colombian conflict An air force raid kills a senior National Liberation Army (ELN) commander and three others in a rural area of Bolívar.
Second Libyan Civil War Greece, a member state of NATO, strongly criticizes Stoltenberg's remarks, saying his recognition of the "Muslim Brotherhood government" does not reflect the positions of the military alliance.
NATO Secretary General Jens Stoltenberg says the military alliance is "ready to support" the UN-recognized Government of National Accord.
Insurgency in Cabo Delgado The government of Mozambique announces that 50 Islamist insurgents have been killed in recent operations in Cabo Delgado Province.
May 2020 Afghanistan attacks A truck bomb explodes near a court in Gardez, Paktia, Afghanistan, killing five civilians. The Taliban claims responsibility, calling it a retaliation to statements by President Ashraf Ghani blaming the group for an attack on a maternity hospital two days ago.