Pedro , for reasons Protest unknown , challenged Competition him to a joust .

By the time the Navy declared Expressing_publicly an emergency 11 hours later , the crew were — unknown to anyone — all dead Death .

While several environmental , behavioral , and biological explanations for this pattern have been proposed Creating , the reason remains unknown .

The remains Presence of the two captured Conquering soldiers , whose fates were unknown , were returned Arriving to Israel on 16 July 2008 as part of a prisoner exchange Exchange .

The exact timing of the death Death of the crew is unknown ; several crew members are known Know to have survived the initial breakup of the spacecraft .

It has also been announced Expressing_publicly that there will not be a Bamboozle festival in 2013 and the future of the festival is unknown .

German casualties Death are unknown .

However , unknown to the Australians , the Viet Cong had been reinforced Cause_change_of_strength and they now faced Confronting_problem a battalion-sized force in well prepared positions .

at least 200 children were reported Reporting to be missing their parents as well ; it was unknown whether their parents were missing from the explosions or were separated Forming_relationships during the evacuation .

The Allies captured Conquering 897 men , 653 Germans and Italians are thought to have escaped Escaping to Italy and an unknown number drowned .

In October 1861 , the Confederates constructed Building batteries at Evansport ( now downtown Quantico , consisted of two batteries on the river bank , and another inland ) , a CSA field battery located at the mouth of Chopawamsic Creek where it empties to the Potomac ( now the Marine Corps Air Facility ) , Shipping Point ( now Hospital Point on Quantico , number of guns unknown ) , Freestone Point ( a CSA four-gun battery on the shore of the Potomac River , now within Leesylvania State Park ) , and Cockpit Point ( near the current asphalt plant , consisted of six guns ( one heavy gun ) in four batteries , a powder magazine , and rear rifle pits , on top of a high cliff known as Possum Nose ) .

An unknown person threw Self_motion a dynamite bomb Attack at the police as they acted to disperse Dispersal the meeting Social_event , and the bomb Attack blast Attack and ensuing gunfire Use_firearm resulted in Causation the deaths Death of seven police officers and at least four civilians ; dozens of others were wounded Bodily_harm .

The exact death toll from this conflict is unknown .

In addition to an estimated Testing 1,200–1,400 detainees , the `` whereabouts and condition '' of five students named Name_conferral by Human Rights Watch who are believed to be detained Arrest by Iranian authorities remain unknown .

although the exact number of casualties Catastrophe is unknown , it is estimated that about 16,000 members of the polish resistance were killed Killing and about 6,000 badly wounded Bodily_harm .

The site of the battle Hostile_encounter is unknown and scholars have proposed Creating many places .

The Blood Hole massacre Killing occurred Coming_to_be in what is now the Australian state of Victoria at Middle Creek , 6 – 7 miles from Glengower Station between Clunes and Newstead at the end Process_end of 1839 or early 1840 , killing Killing an unknown number of Aborigines from the Grampians district who were on their way home after trading Exchange goods for green stone axe blanks that they obtained Getting near what is now Lancefield .

The next day , Ramle surrendered Surrendering immediately , but the conquest Conquering of Lydda took Conquering longer and led to Causation an unknown number of deaths Death ; the Palestinian historian Aref al-Aref , the only scholar who tried to draw up a balance sheet for the Palestinian losses , estimated 426 Palestinians died Death in Lydda on 12 July , of which 176 in the mosque and 800 overall in the fighting .

A brigade of Virginians under the relatively unknown brigadier general from the Virginia Military Institute , Thomas J. Jackson , stood Placing its ground , which resulted in Causation Jackson receiving Receiving his famous nickname Name_conferral , `` Stonewall '' .

The Ukrainian revolution Social_event of 2014 ( also known as the Euromaidan Revolution or Revolution of Dignity ; , `` Revoliutsiia hidnosti '' ) took place Process_start in Ukraine in February 2014 , when a series of violent Violence events Social_event involving protesters , riot police , and unknown shooters in the capital , Kiev , culminated Come_together in the ousting of the elected Choosing Ukrainian President , Viktor Yanukovych , and the overthrow of the Ukrainian Government .

German losses Earnings_and_losses are unknown .

The details of the conspirators ' peace initiatives remain unknown , but they would have included Cause_to_be_included unrealistic demands Request for the confirmation of Germany 's extensive annexations of European territory .

At least seven settlers were killed Killing ; Indian losses Earnings_and_losses are unknown .

This midget submarine 's fate was unknown until 2006 , when amateur scuba divers discovered Know the wreck off Sydney 's northern beaches .

An unknown assailant fired Use_firearm seven or eight shots from a Makarov pistol ; four of them hit Bodily_harm Boris Nemtsov in the head , heart , liver and stomach , killing Killing him almost instantly .

Damage in Mexico is unknown , though six fatalities were reported Reporting .

Piar fought Hostile_encounter in this battle `` all alone '' ( that is , with newly formed Coming_to_be officers , mostly unknown before and after the battle ) .

`` Barrel Roll '' was one of the most closely held secrets and one of the most unknown components of the American military commitment in Southeast Asia .

A minority report stated Statement that the accident could have been caused Causation by an onboard explosion Catastrophe of unknown origin prior to impact , with one of these dissenting investigators later telling Telling a United States congressional committee that it was impossible for a thin layer of ice to bring down the aircraft .

In the third attack Attack , on 8 August 2002 , an Italian tourist was killed Killing and at least 4 Indonesians injured Bodily_harm when unknown assailants fired Use_firearm automatic weapons into another bus .

The long-term effects Influence of the flood Catastrophe , including its effect Influence on the salmon spawning season , are as yet unknown .

although total monetary damage Damaging from the storm Catastrophe is unknown , estimates of losses Earnings_and_losses in havana , cuba exceed Cause_change_of_position_on_a_scale $ 1 million and in the florida keys , $ 250,000 .

Ciara did not appear Coming_to_be at the first tour date for an unknown reason , but she did appear Presence at the second show at The Palms .

The exact numbers present at the battle Hostile_encounter are unknown ; modern estimates are around 10,000 for William and about 7,000 for Harold .

The identity of the attackers is unknown .

The exact date is unknown but was fought Hostile_encounter between a landing force of Matthew C. Perry 's Mosquito Fleet and Mexican soldiers and or militiamen .

Mexican casualties Catastrophe are unknown .

Heavy downpours and flooding killed Killing two people in the Dominican Republic , though the exact extent of the damage there is unknown .

The Australian Transport Safety Bureau investigation found Know a fault with one of the aircraft 's three air data inertial reference units and a previously unknown software design limitation of the Airbus A330 's fly-by-wire flight control primary computer ( FCPC ) .

Two additional people died Death in Mexico from unknown causes Causation .

The storm Catastrophe later reached Achieve hurricane Catastrophe strength Cause_change_of_strength and formed Coming_to_be a well-defined eye that lasted only 12 hours before the eye rapidly lost Earnings_and_losses organization for unknown reasons , though the post-season report Reporting on the storm Catastrophe mentions the possibility that its high speed caused Causation the eye to dissipate Dispersal .

The identity of the Scottish commander is unrecorded and unknown .

Overall damage is unknown .

With the death Death of all perpetrators , the motivations of the perpetrators remain unknown .

With an unknown number of knights , he attacked Attack the Mongols , killed Killing probably 400 Asiatic warriors , and defeated Conquering them .

In the closing minutes before the explosion Attack , he called Communication an unknown British officer , but no evacuation Removing was ordered Arranging .

A comprehensive search Scouring of a wide area ( including what is now known to have been the crash Catastrophe site ) was fruitless , and the fate of the aircraft and its occupants remained unknown for over 50 years , giving rise Causation to various conspiracy theories about its disappearance .

The effect of Operation Mincemeat is unknown , although Sicily was liberated more quickly than anticipated and losses Earnings_and_losses were lower than predicted .

Ten oil rig workers went missing ; seven were rescued Rescuing , but one died Death of an unknown cause Causation , and three other bodies were later recovered Cure .

The site of the battle Hostile_encounter is unknown .