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) (NOS)

Science and technology

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

September 28|: Meskel in Ethiopia and Eritrea ()}}

• 235 – Pope Pontian resigned after being exiled to Sardinia, becoming the first pope to relinquish the position; he was reportedly beaten to death with sticks weeks later.
• 1066 – William the Conqueror and his fleet of around 600 ships landed at Pevensey, Sussex, beginning the Norman conquest of England.
• 1901 – Philippine–American War: Filipino guerrillas killed more than forty American soldiers in a surprise attack on the town of Balangiga on the island of Samar.
• 1928 – Scottish biologist and pharmacologist Alexander Fleming (pictured) discovered penicillin when he noticed a bacteria-killing mould growing in his laboratory.
• 1975 – An attempted robbery of Spaghetti House, a restaurant in Knightsbridge, London, turned into a six-day hostage situation.