History Events on January 27
The pilot shaft of the Seikan Tunnel, the world's longest sub-aqueous tunnel (53.85 km) between the Japanese islands of Honsh? and Hokkaid?, breaks through.
#Seikan_Tunnel

First flight of the Lockheed P-38 Lightning.
#Lockheed_P-38_Lightning

Gunpowder Plot: The trial of Guy Fawkes and other conspirators begins, ending with their execution on January 31.
#Gunpowder_Plot

Beginning of the Finnish Civil War.
#Finnish_Civil_War

World War II: The Soviet 322nd Rifle Division liberates the remaining inmates of Auschwitz-Birkenau.
#322nd_Rifle_Division_(Soviet_Union)

The Soviet submarine S-80 sinks when its snorkel malfunctions, flooding the boat.
#Soviet_submarine_S-80
World War II: The 900-day Siege of Leningrad is lifted.
#Siege_of_Leningrad

A Russian expedition led by Fabian Gottlieb von Bellingshausen and Mikhail Petrovich Lazarev discovers the Antarctic continent, approaching the Antarctic coast.
#Russian_Empire

The 2009 Honduran constitutional crisis ends when Porfirio Lobo Sosa becomes the new President of Honduras.
#2009_Honduran_constitutional_crisis

Apollo program: Astronauts Gus Grissom, Ed White and Roger Chaffee are killed in a fire during a test of their Apollo 1 spacecraft at the Kennedy Space Center, Florida.
#Apollo_program

Henry VI, the son and heir of the Holy Roman Emperor Frederick I, marries Constance of Sicily.
#Henry_VI,_Holy_Roman_Emperor

Through cooperation between the U.S. and Canadian governments, six American diplomats secretly escape hostilities in Iran in the culmination of the Canadian Caper.
#Iran_hostage_crisis

Ibn Saud takes the title of King of Nejd.
#Ibn_Saud

Nuclear testing at the Nevada Test Site begins with Operation Ranger.
#Nuclear_weapons_testing

Thomas Edison receives a patent for his incandescent lamp.
#Thomas_Edison

The Paris Peace Accords officially end the Vietnam War. Colonel William Nolde is killed in action becoming the conflict's last recorded American combat casualty.
#Paris_Peace_Accords

The first selections for the National Recording Registry are announced by the Library of Congress.
#National_Recording_Registry

World War II: The Eighth Air Force sorties ninety-one B-17s and B-24s to attack the U-boat construction yards at Wilhelmshaven, Germany. This was the first American bombing attack on Germany.
#World_War_II

Pope Clement VI issues the papal bull Unigenitus to justify the power of the pope and the use of indulgences. Nearly 200 years later, Martin Luther would protest this.
#Pope_Clement_VI

American Revolutionary War: Henry Knox's "noble train of artillery" arrives in Cambridge, Massachusetts.
#American_Revolutionary_War

Two hundred and forty-two people die in a nightclub fire in the Brazilian city of Santa Maria, Rio Grande do Sul.
#Kiss_nightclub_fire

Germany first observes the International Holocaust Remembrance Day.
#International_Holocaust_Remembrance_Day

World War I: The British government passed a legislation that introduced conscription in the United Kingdom.
#World_War_I

Cold War: The Soviet Union, the United States, and the United Kingdom sign the Outer Space Treaty in Washington, D.C., banning deployment of nuclear weapons in space, and limiting use of the Moon and other celestial bodies to peaceful purposes.
#Cold_War

The co-emperors Stephen and Constantine are overthrown and forced to become monks by Constantine VII, who becomes sole emperor of the Byzantine Empire.
#Stephen_Lekapenos

Dante Alighieri is exiled from Florence.
#Dante_Alighieri

Boshin War: The Battle of Toba-Fushimi begins, between forces of the Tokugawa shogunate and pro-Imperial factions; it will end in defeat for the shogunate, and is a pivotal point in the Meiji Restoration.
#Boshin_War

Trajan succeeds his adoptive father Nerva as Roman emperor; under his rule the Roman Empire would reach its maximum extent.
#Trajan
Arab Spring: The Yemeni Revolution begins as over 16,000 protestors demonstrate in Sana'a.
#Arab_Spring

Mustafa II becomes the Ottoman sultan and Caliph of Islam in Istanbul on the death of Ahmed II. Mustafa rules until his abdication in 1703.
#Mustafa_II