Armed conflicts and attacks

• Israeli–Palestinian conflict
  • Israel–Hamas war
    • Israel–Hezbollah conflict
      • The Israeli military conducts an airstrike and assassinates Ismail Yusuf Baz, the commander of Hezbollah's coastal sector in Lebanon. (Israel Defense Forces)
  • Killing of Benjamin Achimeir
    • A mob of Israeli settlers in Aqraba kills two Palestinians in revenge for the killing of Israeli teenager Benjamin Achimeir amid escalating ethnoreligious violence in the West Bank. (The Guardian)
• Russian invasion of Ukraine
  • Ukraine's President Volodymyr Zelenskyy signs a new army draft law. (Reuters)
• 2024 Wakeley church stabbing
  • Australia says the stabbing attack at the Assyrian church in Sydney was an Islamic terrorist act. (Reuters)
• Peacekeeping operations in Nagorno-Karabakh
  • Russian peacekeepers begin withdrawing from Nagorno-Karabakh, leaving the region under the full control of Azerbaijan. (Caliber.az)
• Naxalite–Maoist insurgency
  • Indian security forces kill at least 29 Maoist insurgents in a major counterinsurgency operation in Kanker district, Chhattisgarh. A large quantity of weapons are also seized. (NDTV)

Business and economy

• Argentina and Denmark sign a 2.1 billion kroner (US$300 million) deal for the sale of 24 Royal Danish Air Force F-16 Fighting Falcons to Argentina. No date for the F-16s to be handed over to Argentina has been announced. (AP)

Disasters and accidents

• {{ill|2024 Børsen fire|da|Branden i Børsen}}
  • A fire breaks out in Copenhagen's 17th-century Stock Exchange Building, leading to the collapse of its iconic {{lang|da|Dragespir}} spire. Important Danish artworks including From Copenhagen Stock Exchange are carried to safety. (Reuters) (The Guardian)
• Heavy rains and flash floods have swept parts of the Persian Gulf, killing at least 18 people in Oman and causing travel disruption in the United Arab Emirates. (Al Jazeera)

Politics and elections

• Brussels police shut down the right-wing National Conservatism Conference attended by Nigel Farage and expected to host Hungarian Prime Minister Viktor Orbán. (Politico)
• The U.S. House of Representatives send impeachment articles of Homeland Security Secretary Alejandro Mayorkas to the Senate. (Reuters)

Science and technology

• European Space Agency scientists announce the discovery of Gaia BH3, the second-largest known black hole in the Milky Way. (NOS) (ESA)

Sports

• It is suspected Chinese marathon record holder He Jie won the Beijing half marathon due to match fixing. World Athletics expresses integrity concerns and the organization starts an investigation. (NOS) (Reuters)

April 16

• 1520 – A revolt of citizens in Toledo, Castile, opposed to the rule of the foreign-born Charles I began when the royal government attempted to unseat radical city councilors.
• 1862 – Slavery in Washington, D.C., ended when the District of Columbia Compensated Emancipation Act became law.
• 1945 – Second World War: British and Canadian forces concluded the Liberation of Arnhem in the Netherlands from German occupation.
• 1948 – The Organisation for European Economic Co-operation, headquartered in Paris, was founded.
• 2014 – The ferry MV Sewol (pictured) capsized and sank off Donggeochado, South Korea, killing 306 people, mainly students from Danwon High School.