Until surpassed by the 2017 Sutherland Springs church shooting and the 2018 Pittsburgh synagogue shooting , this was the deadliest mass shooting at an American place of worship , alongside a 1991 attack at a Buddhist temple in Waddell , Arizona .

According to `` The Wall Street Journal '' and `` El Universal '' , the mass murder Killing in Apodaca is the deadliest prison massacre Killing in Mexico 's history .

The Machecoul massacre Killing is one of the first events of the War in the Vendée , a revolt Attack against mass conscription and the civil constitution of the clergy .

although the unk massacre , and others that followed Motion it , are often viewed Perception_active ( variously ) as a royalist revolt Change_of_leadership , or a counter-revolution , twenty-first century historians generally agree Agree_or_refuse_to_act that vendee revolt Change_of_leadership was a complicated popular event brought on Causation by anti-clericalism of the revolution Change_of_leadership , mass conscription , and jacobin unk .

Intelligenzaktion ( , `` Intelligentsia action '' ) was a secret mass murder Killing conducted Action by Nazi Germany against the Polish intelligentsia ( teachers , priests , physicians , `` et al . '' )

The mass murder operations of `` Intelligenzaktion '' killed Killing 100,000 Polish people ; by way of forced disappearance , the Nazis imprisoned Arrest and killed Killing selected Choosing citizens of Polish society , identified Check before the war as enemies of the Reich ; they were buried in mass graves at remote places .

The mass murder operations of `` Intelligenzaktion '' killed Killing 100,000 Polish people ; by way of forced disappearance , the Nazis imprisoned Arrest and killed Killing selected Choosing citizens of Polish society , identified Check before the war as enemies of the Reich ; they were buried in mass graves at remote places .

The `` Intelligenzaktion '' occurred Coming_to_be soon after the German invasion of Poland ( 1 September 1939 ) , and lasted from the autumn of 1939 until the spring of 1940 ; the mass murder of the Polish intellectuals continued with the operations of German AB-Aktion operation in Poland .

It is the largest marathon in Asia as well as the largest mass participation sporting event Social_event on the continent .

On August 5 , 2012 , a mass shooting Use_firearm took place Process_start at the gurdwara ( Sikh temple ) in Oak Creek , Wisconsin , United States where 40-year-old Wade Michael Page fatally shot Use_firearm six people and wounded Bodily_harm four others .

The École Polytechnique massacre ( ) , also known as the Montreal massacre , was a mass shooting Use_firearm in Montreal at an engineering school affiliated with the Université de Montréal .

It is the deadliest mass shooting Use_firearm in Canadian history .

Severe flooding Motion also occurred Coming_to_be , causing Causation rivers to swell and the mass evacuation of people out of hazardous low-lying areas .

The Germans used Using mustard gas for the first time , supported Supporting by a mass of heavy artillery and captured Conquering part of the bridgehead over the Yser and annihilated two British battalions .

This led to Causation mass demonstrations in cities such as Leipzig and subsequently to the fall of the Berlin Wall in November 1989 , which served as the symbolic gateway to German reunification in 1990 .

The massacre Killing occurred Coming_to_be at the hands of Muslim gunmen in front of the Nag Hammadi cathedral , as Coptic Christians were leaving Departing the church after celebrating Social_event the midnight Christmas mass .

The Massacre of the Acqui Division , also known as the Cephalonia Massacre , was the mass execution Killing of the men of the Italian 33rd Infantry Division `` Acqui '' by the Germans on the island of Cephalonia , Greece in September 1943 , following the Italian armistice during the Second World War Hostile_encounter .

Rohingya NGOs have accused Judgment_communication the Burmese army and police of playing Action a role in targeting Aiming Rohingya through mass arrests Arrest and arbitrary violence Violence though an in-depth research by the International Crisis Group reported Reporting that members of both communities were grateful for the protection provided Supply by the military .

Japanese forces committed Commitment mass murder Killing against Filipino civilians during the battle Hostile_encounter .

The bodies of the victims were retrieved from two mass graves and several individual graves in 1995 .

The May 1998 riots of Indonesia ( ) , also known as the 1998 tragedy ( ) or simply the 1998 event ( ) , were incidents Catastrophe of mass violence , demonstrations , and civil unrest of a racial nature that occurred Presence throughout Indonesia , mainly in Medan in the province of North Sumatra ( 4–8 May ) , the capital city of Jakarta ( 12–15 May ) , and Surakarta ( also called Solo ) in the province of Central Java ( 13–15 May ) .

The riots were triggered Causation by economic problems including food shortages and mass unemployment , and eventually led to Causation the resignation Change_of_leadership of President Suharto and the fall Motion_directional of the New Order government .

It formed Cause_to_amalgamate part of the German defensive Defending system in the Somme sector of the Western Front during the First World War and consisting Cause_to_be_included of a mass of machine-gun emplacements , trenches and dug-outs .

The five deaths triggered Causation a diplomatic row Quarreling between Egypt and Israel and led to Causation mass protests outside the Israeli embassy in Cairo .

The Fountain Valley massacre was a mass shooting Use_firearm that occurred Coming_to_be on the afternoon of 6 September 1972 at the Fountain Valley Golf Course in St. Croix , United States Virgin Islands .

Approximately 200 people were wounded Bodily_harm in the mass shooting Use_firearm .

With an estimated initial mass of about 12,000–13,000 tonnes ( 13,000–14,000 short tons , heavier than the Eiffel Tower ) , and measuring about in diameter , it is the largest known natural object to have entered Arriving Earth 's atmosphere since the 1908 Tunguska event , which destroyed Destroying a wide , remote , forested , and very sparsely populated area of Siberia .

As a result Causation , mass evacuation Emptying plans Arranging were enacted Statement across coastal areas of the country , with plans Arranging to relocate Motion up to 2 million people .

In 2011 , Human Rights Watch reported Reporting that the Government of India had `` yet to prosecute Legality those responsible for the mass killings Killing '' .

In 2011 , a new group of mass graves was discovered Know in Haryana and Human Rights Watch reported Reporting that `` widespread anti-Sikh attacks Attack in Haryana were part of broader revenge Revenge attacks Attack '' in India .

The Hindus later attacked Attack a Muslim dargah , and Muslim protesters also attacked Attack the temple again , leading to a mass breakout of violence .

These had to be buried Filling in mass graves .

The crime Violence has inspired Influence several copycats , had an impact Influence on pop culture ( see Columbine effect ) and `` Columbine '' has become Becoming a byword for mass shootings Use_firearm .

the communist party of yugoslavia played no part in the coup , although it made a significant contribution Achieve to the mass street protests in many cities that signalled popular support for it once it had occurred Coming_to_be .

On 3 December 2013 , a mass grave was discovered Know in Diago holding the remains of 21 soldiers that went Change missing the year before , loyal to the ousted president .

From 21 to 23 October , German reservists had made mass attacks Attack at Langemarck , with losses Earnings_and_losses of up to to little effect Influence .

warfare Hostile_encounter between mass armies Hostile_encounter , equipped Supply with the weapons of the industrial revolution Change_of_leadership and its later developments Cause_to_make_progress , proved Know to be indecisive , because field fortifications neutralised Destroying many classes of offensive weapon .

The prisoners were then taken Conquering to a prepared site , shot Use_firearm in groups of ten to twenty and buried Placing in a mass grave .

The mass grave was discovered Know in October 1992 and guarded Patrolling by the United Nations Protection Force which had deployed Arranging to the area earlier that year .

The site of the mass grave is marked Recording by a monument and the storage building used Using at Ovčara farm to hold Hold the prisoners in captivity before their execution was rebuilt Building as a memorial centre in 2006 .

The mass races set GetReady a new participation record with a total of 28,721 runners entering the race over 42.195 kilometres ( 26 miles and 385 yards ) , and 36,676 people taking part Dispersal in the day 's races as a whole .

From 5 to 12 August 1944 , tens of thousands of Polish civilians along with captured Conquering Home Army resistance fighters were brutally and systematically murdered Killing by the Germans in organised Arranging mass executions Rewards_and_punishments throughout Wola .

The 2015 Baga massacre Killing was a series of mass killings Killing carried out Military_operation by the Boko Haram terrorist Terrorism group in the north-eastern Nigerian town of Baga and its environs , in the state of Borno , between 3 January and 7 January 2015 .

The militants then forced Control thousands of locals from the region and committed Committing_crime mass killings Killing that culminated Process_end on the 7th .

The Bosnian War Military_operation was characterised by bitter fighting , indiscriminate shelling of cities and towns , ethnic cleansing and systematic mass rape , mainly perpetrated Committing_crime by Serb , and to a lesser extent , Croat and Bosniak forces .

After mass protests Protest in the capital Sukhumi and the occupation Attack of his office on 27 May , Ankvab fled Escaping to his hometown of Gudauta and ultimately resigned Change_of_leadership on 1 June , after previously denouncing Judgment_communication the demonstration as an attempted coup d'état .

The Račak massacre ( ) or Račak operation ( ) was the mass killing Killing of 45 Kosovo Albanians that took place Process_start in the village of Račak ( ) in central Kosovo in January 1999 .

This was also the first time in Slovak history that a mass murderer Killing went on a shooting Use_firearm spree .