2023 FIVB Volleyball Men's Nations League Hosts Poland win their first VNL title after defeating the United States 3–1 in the final at the Ergo Arena in Gdańsk.
2023 World Aquatics Championships In the men's 400 metre individual medley, French swimmer Léon Marchand breaks the longstanding world record previously set by American swimmer Michael Phelps, finishing in 4 minutes, 2.5 seconds.
2023–24 SailGP championship In sailing, Spain win their first SailGP championship in the Los Angeles Sail Grand Prix in California, United States.
2022–23 PGA Tour American golfer Brian Harman wins his first Open Championship, his first career major championship, and his first PGA Tour win in six years, by six shots over Australia's Jason Day, South Korea's Tom Kim, Spain's Jon Rahm, and Austria's Sepp Straka.
2023 Cambodian general election The ruling Cambodian People's Party, led by Prime Minister Hun Sen, claims a landslide victory in the election, winning 120 out of 125 seats according to unofficial results, despite criticism over alleged suppression of the opposition.
2023 Spanish general election Alberto Núñez Feijóo's People's Party wins the election, but falls short of a clear majority, while Prime Minister Pedro Sánchez's Socialist Workers' Party holds slightly more seats with its allies despite finishing second, thus resulting in a hung parliament.
Manta Two people are killed and four more injured during a mass shooting in Manta, Ecuador. The city's mayor is among the killed.
Mass shooting A soldier kills 13 people, including ten children, during a mass shooting at his son's funeral in Nyamamba, Ituri Province, Democratic Republic of the Congo.
Gun violence in the United States Six people are killed and 20 others are injured in shootings across Chicago, Illinois, United States.
List of mass shootings in the United States in 2023 A pregnant woman is killed and four others are injured in a mass shooting in a city park of Houston, Texas, United States. Two suspects are arrested.
2023 Quran desecration in Sweden The Organisation of Islamic Cooperation suspends Sweden's special envoy in response to incidents of Quran desecration during public demonstrations permitted by the Swedish government in Stockholm.
Ondo State Eight people are killed after people siphoning fuel from a tanker that was involved in an accident explodes in Ondo State, Nigeria.
Sudanese Armed Forces Nine people, including four soldiers, are killed when a civilian Antonov aircraft crashes due to technical issues in Port Sudan, Sudan. A child is the sole survivor of the crash.
Qiqihar Eleven people are killed and three injured after a school's roof collapses in Qiqihar, Heilongjiang, China.
Building collapses At least 33 people are killed and 21 others are injured when a building collapses in Douala, Cameroon.
Flash flood Flash floods in Afghanistan's Kabul, the Ghazni and Maidan Wardak provinces, have killed at least 31 people, injured 74 others, and left 41 missing in the past three days. Around 250 livestock are also killed. In neighboring Pakistan, thirteen people are also killed due to heavy rains and landslides.
Ongoing wildfires Thousands of tourists flee their hotels in Rhodes, Greece, in what officials say is the largest evacuation in the country's history.
Emergency evacuations by boat take place in Corfu as wildfires rapidly spread in just a few hours, especially in the north of the island.
2023 Raigad landslide The death toll from the landslide in Raigad, Maharashtra, India, increases to 27, with at least 50 people still missing, as monsoon rains complicate rescue efforts.
Phoenix Group A deal to sell a controlling interest in the Israeli financial firm Phoenix Group to a consortium led by an Abu Dhabi state holding company falls through.
Sistan and Baluchestan insurgency At least four road patrol policemen are killed in an ambush in Zahedan, Sistan and Baluchestan province, Iran.
Russian invasion of Ukraine The International Atomic Energy Agency finds anti-personnel mines at the Russian-occupied Zaporizhzhia Nuclear Power Plant, but notes that any detonation "should not affect the site's nuclear safety and security systems".
A nighttime Russian missile attack on Odesa kills at least one person, injures 22 others, and severely damages the Transfiguration Cathedral.