History Events on March 30
Outburst of bloody March Events in Baku and other locations of Baku Governorate.
The Treaty of Paris is signed, ending the Crimean War.
Joachim Murat issues the Rimini Proclamation which would later inspire Italian unification.
Texas is readmitted to the United States Congress following Reconstruction.
Vietnam War: The Easter Offensive begins after North Vietnamese forces cross into the Demilitarized Zone (DMZ) of South Vietnam.
Edward I sacks Berwick-upon-Tweed, during armed conflict between Scotland and England.
The Heinkel He 100 fighter sets a world airspeed record of 463 mph (745 km/h).
Guru Gobind Singh establishes the Khalsa in Anandpur Sahib, Punjab.
Origins of the American Civil War: "Border Ruffians" from Missouri invade Kansas and force election of a pro-slavery legislature.
The people of Sicily rebel against the Angevin king Charles I, in what becomes known as the Sicilian Vespers.
World War II: Soviet forces invade Austria and capture Vienna; Polish and Soviet forces liberate Danzig.
Danish prince Wilhelm Georg is chosen as King George of Greece.
Israeli-Palestinian conflict: in the first organized response against Israeli policies by a Palestinian collective since 1948, Palestinians create the first Land Day.
Cold War: A riot breaks out in Austurvöllur square in Reykjavík, when Iceland joins NATO.
U.S. President Ronald Reagan is shot in the chest outside a Washington, D.C., hotel by John Hinckley, Jr.; three others are wounded in the same incident.
Ether anesthesia is used for the first time, in an operation by the American surgeon Dr. Crawford Long.
Physicist Augustin Fresnel reads a memoir on optical rotation to the French Academy of Sciences, reporting that when polarized light is "depolarized" by a Fresnel rhomb, its properties are preserved in any subsequent passage through an optically-rotating crystal or liquid.
The Single Convention on Narcotic Drugs is signed in New York City.
Space Shuttle program: STS-3 Mission is completed with the landing of Columbia at White Sands Missile Range, New Mexico.
Out of 795 Lancasters, Halifaxes and Mosquitos sent to attack Nuremberg, 95 bombers do not return, making it the largest RAF Bomber Command loss of the war.
Alaska is purchased from Russia for $7.2 million, about 2-cent/acre ($4.19/km²), by United States Secretary of State William H. Seward.
Second Sino-Japanese War: Japan declares Nanking capital of a new Chinese puppet government, nominally controlled by Wang Jingwei.
The Florida Territory is created in the United States.
SpaceX conducts the world's first reflight of an orbital class rocket.
Vietnam War: A car bomb explodes in front of the United States Embassy, Saigon, killing 22 and wounding 183 others.
World War II: Allied bombers conduct their most severe bombing run on Sofia, Bulgaria.