WHAT ALL HAPPENED JANUARY TO APRIL 1986
Find out what all happened January to April 1986

People Power Revolution: President of the Philippines Ferdinand Marcos flees the nation after 20 years of rule; Corazon Aquino becomes the Philippines' first woman president. (25. February 1986)

The Chernobyl Disaster: American and European Spy Satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant (29. April 1986)

Three people are killed in the bombing of the La Belle Discothèque in West Berlin, Germany. (5. April 1986)

The Chernobyl Disaster: High Levels of Radiation as a result of the Chernobyl Nuclear Accident is detected at a nuclear power plant in Sweden. (28. April 1986)

The City of Prypiat as well as the surrounding areas are evacuated due to Chernobyl Disaster (27. April 1986)

Challenger Disaster: Divers from the USS Preserver locate the crew cabin of Challenger on the ocean floor. (7. March 1986)

Pianist Vladimir Horowitz performs in his native Russia for the first time in 61 years. (20. April 1986)

Twenty-eight years of one-family rule end in Haiti, when President Jean-Claude Duvalier flees the Caribbean nation. (7. February 1986)

The Gateway Bridge, Brisbane in Queensland, Australia is officially opened. (11. January 1986)

Six metropolitan county councils are abolished in England. (31. March 1986)

Start of the People Power Revolution in the Philippines. (22. February 1986)

First meeting of the Internet Engineering Task Force. (16. January 1986)

A nuclear reactor accident occurs at the Chernobyl Nuclear Power Plant in the Soviet Union (now Ukraine), creating the world's worst nuclear disaster. Reactor No. 4 with its enclosing sarcophagus. (26. April 1986)

The Soviet Vega 1 begins returning images of Halley's Comet and the first images of its nucleus. (4. March 1986)

The United States Senate allows its debates to be televised on a trial basis. (27. February 1986)

The Soviet Union launches its Mir spacecraft. Remaining in orbit for 15 years, it is occupied for 10 of those years. (20. February 1986)

The Loscoe gas explosion leads to new UK laws on landfill gas migration and gas protection on landfill sites. (24. March 1986)

Voyager 2 passes within 81,500 kilometres (50,600 mi) of Uranus. (24. January 1986)

The Soviet liner MS Mikhail Lermontov runs aground in the Marlborough Sounds, New Zealand. (16. February 1986)

The Hinton train collision: 23 people are killed when a VIA Rail passenger train collides with a 118-car Canadian National freight train near the town of Hinton, Alberta, west of Edmonton. It is the worst rail accident in Canada until the Lac-Mégantic, Quebec derailment in 2013 which killed forty-seven people. (8. February 1986)