[DOC] [TLE] Chernobyl disaster - Wikipedia [PAR] The Chernobyl disaster, also referred to as the Chernobyl accident, was a 
catastrophic nuclear accident that occurred on 26 April 1986 in the No.4 light 
water graphite moderated reactor at the Chernobyl Nuclear Power Plant near 
Pripyat, in what was then part of the Ukrainian .... Thirty-one deaths are directly 
attributed to the accident, all among the reactor... [DOC] [TLE] Chernobyl Accident - World Nuclear Association [PAR] The April 1986 disaster at the Chernobyl nuclear power plant in Ukraine was the 
product of ... Nobody off-site suffered from acute radiation effects although a large 
... A peculiarity of the design of the control rods caused a dramatic power surge 
as ... into the reactor (see Chernobyl Accident Appendix 1: Sequence of Events). [DOC] [TLE] Chernobyl disaster | nuclear accident, Union of Soviet Socialist ... [PAR] Apr 14, 2015 ... Accident in 1986 at the Chernobyl nuclear power station in the ... The disaster 
occurred on April 2526, 1986, when technicians at reactor ... 1:23 am on April 
26 the chain reaction in the core went out of control. ... Helicopter inspecting the 
Chernobyl nuclear power station, Ukraine, U.S.S.R., April 26, 1986. [DOC] [TLE] April 26, 1986 | Explosion at Chernobyl Nuclear Plant - The New ... [PAR] Apr 26, 2012 ... On April 26, 1986, the world's worst nuclear accident happened at the Chernobyl 
plant near Pripyat, Ukraine, in the Soviet Union. ... The practice of focusing on 
disasters elsewhere when one occurs in the Soviet Union ... The steam likely 
caused an explosion in the reactor, which, in turn, caused a second... [DOC] [TLE] Timeline of events | The Chernobyl Gallery [PAR] The first of the Chernobyl Nuclear Power Plants four reactors is ready to operate 
followed ... The six emergency shutdown switches from control room 1. ... Power 
and Electrification of Ukraine, in reference to the nuclear reactors in Ukraine, is 
quoted .... The explosion occurred, the air filled with dust, power went out, and 
only... [DOC] [TLE] NRC: Backgrounder on Chernobyl Nuclear Power Plant Accident [PAR] On April 26, 1986, a sudden surge of power during a reactor systems test ... Unit 
4 of the nuclear power station at Chernobyl, Ukraine, in the former Soviet Union. 
... After the accident, officials closed off the area within 30 kilometers (18 miles) of 
... on accidents involving control of the chain reaction, accidents when the reactor
... [DOC] [TLE] Nuclear disaster at Chernobyl - Apr 26, 1986 - HISTORY.com [PAR] On April 26, 1986, the world's worst nuclear power plant accident occurs at the ... 
at the settlement of Pripyat, about 65 miles north of Kiev in the Ukraine. ... and 
then removed too many of the reactor's control rods in an attempt to power it up 
again. ... Nevertheless, at 1:23 a.m. on April 26, the engineers continued with 
their... [DOC] [TLE] Chernobyl nuclear disaster EFL ESOL article - Fullspate [PAR] On April 26 1986, the No 4 reactor at the Chernobyl power station in Ukraine 
blew up. ... reaction went out of control creating a fireball that blew off the 
reactor's 1,000-tonne ... people were evacuated from the surrounding area in 
Ukraine and Belarus. ... What follows is the story of Lyudmilla Ignatenko, the wife 
of one of the... [DOC] [TLE] April 26, 1986: Chernobyl Nuclear Plant Suffers Cataclysmic ... - Wired [PAR] Apr 26, 2010 ... Most of the control rods (the reactor components that stop nuclear fission from ... 
At 1:23 a.m. on April 26, the fourth reactor experienced an ... This second 
explosion ripped the roof off of the reactor, exposing its radioactive core. ... Photo: 
A 1986 aerial view of the Chernobyl nuclear plant in Ukraine shows... [DOC] [TLE] Ruined Chernobyl nuclear plant will remain a threat for 3,000 years ... [PAR] Apr 24, 2016 ... The shattered remains of the control room for Reactor No. ... 4 are seen at the 
Chernobyl nuclear power plant in Ukraine on Feb. 24, 2011. The reactor 
exploded on April 26, 1986, spewing fallout in the world's worst nuclear accident

Question: On April 26 one of the reactors in this Ukrainian nuclear plant went out of control
Answer: Chernobyl