Armed conflicts and attacks

• Bombings in Sweden
  • Three people were killed this week in separate incidents in the Stockholm region in Sweden as deadly violence linked to a feud between criminal gangs escalates. (Euronews)
  • Swedish Prime Minister Ulf Kristersson summons the heads of the armed forces and police in response to the gang violence, saying "We will hunt the gangs, we will defeat the gangs". (Reuters)
• 2023 Rotterdam shootings
  • Three people are killed by shootings and arson in Rotterdam, Netherlands, at the Erasmus teaching hospital and a nearby private home. (NOS)
• 2023 Manipur violence
  • More than 80 people are injured during riots amid protests over the murder of two Meitei students in Manipur, India. (Al Jazeera)
• Mexican drug war
  • Six teenagers are found dead near Villanueva, Zacatecas, Mexico. The teenagers were kidnapped by a group of armed men a few days ago. (El País)
• 2023 Azerbaijani offensive in Nagorno-Karabakh
  • Samvel Shahramanyan, president of breakaway Republic of Artsakh, signs a decree to dissolve all state institutions of Artsakh from the start of next year. (CNN)
• Jihadist insurgency in Niger
  • Jihadist insurgents kill at least ten Nigerien soldiers in Kandadji, Tillabéri Region, Niger. Seven soldiers are later killed and five others are injured in a vehicle accident while travelling to reinforce the army unit under attack. (Reuters)

Business and economy

• Swedish furniture maker Ikea opens its first store in Colombia, continuing its plan of establishing nine stores in Chile, Colombia and Peru over the next 10 years. (Reuters)

Disasters and accidents

• 2023 bluetongue disease outbreak
  • A bluetongue disease outbreak in the Netherlands spreads to 319 sheep and cattle farming companies. The causing Bluetongue virus is another variant as the one 17 years ago. (NOS)
• Tashkent Airport explosion
  • One person is killed and 162 others are injured in an explosion at a warehouse near Tashkent Airport in Uzbekistan. (Al Jazeera)

Health and environment

• 2023 dengue outbreak in Bangladesh
  • Nearly 1,000 people have died of dengue fever in Bangladesh in recent weeks. It is the country's most severe outbreak of the disease so far. (BBC News)

Law and crime

• The historic Sycamore Gap Tree in Northumberland, United Kingdom, known as 'Robin Hood'-tree, has been cut down illegally. A 16-year-old boy has been arrested. (BBC News)

Science and technology

• Gravitational interaction of antimatter
  • The ALPHA experiment shows that antimatter falls down in gravity, like normal matter. (BBC News)

September 29: Michaelmas (Western Christianity); Mid-Autumn Festival in China (2023)

• 1011 – An army of Viking pirates that had besieged the English city of Canterbury for weeks took Archbishop Ælfheah prisoner and seized power.
• 1760 – The Williamsburg Bray School, the oldest-surviving school building in the U.S. dedicated to educating Black children, opened at Benjamin Franklin's suggestion.
• 1833 – The Spanish American wars of independence ended with the death of King Ferdinand VII, with what had once been the Spanish Empire disintegrating into independent Latin American states.
• 1940 – During a Royal Australian Air Force training exercise over Brocklesby, two planes collided and interlocked in mid-air (pictured); the pilot of the upper plane was able to land safely using the lower plane's engines.
• 1954 – Twelve countries signed a convention to establish the European Organization for Nuclear Research (CERN), which manages the world's largest particle physics laboratory.