May 23, 2004 (2004-05-23) (Sunday)
- Villagers in Abga Rajil, western Sudan, claim 56 people are killed in a raid by janjaweed militia. The UN says conflict in the Darfur area has displaced around a million people. (Reuters) Archived 2004-12-08 at the Wayback Machine
- Iraq Occupation and resistance:
- Explosions occur at three banks in Jiutepec, Morelos, Mexico. In a communiqué left at the blast stite, a previously unheard-of rebel group called the Comando Jaramillista Morelense 23 de Mayo claims responsibility. (Reuters)[permanent dead link]
- Prime Minister of Canada Paul Martin asks Governor General Adrienne Clarkson to dissolve Parliament; an election will be held on June 28. (CBC)
- China announces that tests of a SARS vaccine have started on humans. (ABC AU)
- At least 28 people are killed in Indian-controlled Kashmir when a bus carrying Indian soldiers and family hits a landmine. Hizbul Mujahideen claim responsibility. (ABC AU)
- A bomb explodes in a discotheque in Bogotá, Colombia, on Saturday night (local time): five people are killed. The authorities blame the FARC paramilitary rebel group. (Reuters) Archived 2004-12-08 at the Wayback Machine
- 2 Palestinians die and another suffers seriously injuries due to an explosion in Nablus on the West Bank. It is believed the explosion resulted from improper handling of explosives. (Reuters) Archived 2004-12-08 at the Wayback Machine
- A ship carrying 4,000 Hyundai cars sinks south of Singapore after colliding with an oil tanker. All crew are safe, there is no oil spill, and the cars were insured. (ABC AU)
- Horst Köhler is elected as the President of Germany by a special federal assembly in the Reichstag. (Reuters) Archived 2004-12-08 at the Wayback Machine
- Part of a new terminal roof collapses at Charles de Gaulle Airport near Paris just before 07:00 hrs local time, killing at least six, and injuring several others. (CNN) (Reuters) Archived 2004-12-08 at the Wayback Machine
- Two Bangladeshi river ferries capsize at 03:30 hrs local time during a sudden storm; 240 passengers are reported missing. (Reuters) Archived 2004-12-08 at the Wayback Machine
- Libyan leader Muammar al-Gaddafi walks out of the Arab League Summit in Tunis, Tunisia stating: "There is one agenda laid out by the Arab people and another by the Arab governments." (NYT)
- Israeli Justice Minister Tommy Lapid causes consternation when he says that an image of an old Arab woman rummaging through rubble in Rafah reminded him of his grandmother, a Holocaust victim. (BBC)
- Jarno Trulli wins Monaco F1 Grand Prix driving a Renault. (BBC Sport)