As of 2026-10-13, The Holocaust tops the list with 6,000,000 deaths.
- #1 The Holocaust — 6,000,000 deaths
genocide of around 6 million Jews by Nazi Germany, other Axis powers and local collaborators in occupied territories
The Holocaust, known in Hebrew as the Shoah, was the genocide of European Jews during World War II. From 1941 to 1945, Nazi Germany and its collaborators systematically murdered around six million Jews across German-occupied Europe, approximately two-thirds of Europe's Jewish population. The murders were committed primarily through mass shootings across Eastern Europe and poison gas chambers in extermination camps, chiefly Auschwitz-Birkenau, Treblinka, Belzec, Sobibor, Chełmno and Majdanek... Read more on Wikipedia.
Wikidata - #2 Holocaust by bullets — 1,500,000 deaths
murder of 1.5 million Jews in a massacre occurred in occupied Soviet Union by Nazists and Nazi aligned forces
source Wikidata - #3 Genocost — 1,500,000 deaths
genocide for economic gains in the DRC
Genocost is a genocide perpetrated for economic gain. Proposals to legally recognise genocost as an economic crime defines it as "a regime of destruction of a population through the systemic economic exploitation of its vital resources, the disintegration of its socioeconomic structures, and durable harms to its environment, when such effects are willed, known, or accepted as a necessary cost of profit or geoeconomic domination". Read more on Wikipedia.
Wikidata - #4 Nirim attack — 579 deaths
7 October 2023 Hamas attack in Israel
On 7 October 2023, a surprise assault was launched on Israel by Hamas militants coming from the Gaza Strip. One of their targets was Nirim, a kibbutz located in the southern part of Israel, about 2 kilometres (1.2 mi) from the border with Gaza. Five kibbutz civilians were killed, many were injured and five civilians were kidnapped and taken hostage to Gaza. Read more on Wikipedia.
Wikidata - #5 Re'im music festival massacre — 364 deaths
massacre of Israeli civilians at a dance party near Re'im, Israel on 7 October 2023
On 7 October 2023, the al-Qassam Brigades, the military wing of the Palestinian nationalist and Islamist political organization Hamas, initiated a sudden attack on Israel from the Gaza Strip. As part of the attack, 378 people were killed and many more wounded at the Supernova Sukkot Gathering, an open-air music festival during the Jewish holiday of Shemini Atzeret near kibbutz Re'im. Hamas also took 44 people hostage, and men and women were reportedly subject to sexual and gender-based... Read more on Wikipedia.
Wikidata - #6 2026 Kwara State attacks — 200 deaths
Massacre by Islamist militants in Nigeria
On 3 February 2026, hundreds of extremist militants attacked the villages of Woro and Nuku in Kwara State, Nigeria, killing at least 162 residents. It was one of the deadliest attacks in Nigeria in months. Nigerian sources labelled the event the Kwara massacre. Read more on Wikipedia.
Wikidata - #7 May 2021 Kabul bombing — 90 deaths
terrorist attack
On 8 May 2021, a car bombing followed by two more improvised explosive device (IED) blasts occurred in front of Sayed al-Shuhada High School in Dashte Barchi, a predominantly Shia Hazara area in western Kabul, Afghanistan, leaving at least 90 people dead and 240 injured. The majority of the casualties were girls between 11 and 15 years old. The attack took place in a neighborhood that has frequently been targeted by members of the Islamic State – Khorasan Province (IS-K) over the years. Read more on Wikipedia.
Wikidata - #8 Kfar Aza massacre — 52 deaths
October 2023 massacre in the village of Kfar Azar, Israel, organized by Hamas
On 7 October 2023, around 250 Hamas and other Palestinian militants attacked Kfar Aza, an Israeli kibbutz about 3 kilometers (1.9 mi) from the border with the Gaza Strip, massacring residents and abducting hostages. It took two days for the Israel Defense Forces (IDF) to regain full control of the area, by which point at least 62 residents had been killed, while a further 19 were taken hostage. Read more on Wikipedia.
Wikidata - #9 Nir Oz attack — 46 deaths
Hamas-led massacre in Israeli kibbutz on 7 October 2023
On 7 October 2023, as part of the surprise attack on Israel, Palestinian militants from the Gaza Strip, led by Hamas, invaded the Nir Oz kibbutz in southern Israel. They killed scores of kibbutz residents, burned homes, and abducted civilians. Over 500 Palestinian militants and civilian looters participated in the massacre. A total of 47 people were killed and 76 were taken hostage in the attack. Among them were peace activists, including later-released hostage Yocheved Lifshitz, who used to... Read more on Wikipedia.
Wikidata - #10 2019 El Paso shooting — 23 deaths
mass shooting in El Paso, Texas, USA
On August 3, 2019, a mass shooting occurred at a Walmart store in El Paso, Texas, United States. The gunman, 21-year-old Patrick Crusius, shot 45 people, killing 23 and injuring 22 others. The Federal Bureau of Investigation investigated the shooting as an act of domestic terrorism and a hate crime. The shooting has been described as the deadliest attack on Latinos in modern American history. Read more on Wikipedia.
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