Day In History
This Day in History
Today: March 30, 2026
598
Avar–Byzantine wars: The Avars lift the siege at the Byzantine stronghold of Tomis. Their leader Bayan I retreats north of the Danube River after the Avaro-Slavic army is decimated by the plague.
1282
The people of Sicily rebel against the Angevin king Charles I, in what becomes known as the Sicilian Vespers.[1]
1296
Edward I sacks Berwick-upon-Tweed, during armed conflict between Scotland and England.[2]
1699
Guru Gobind Singh establishes the Khalsa in Anandpur Sahib, Punjab.[3]
1815
Joachim Murat issues the Rimini Proclamation, among the earliest calls for Italian unification.[4][5]
1818
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.<span class="mw-reflink-tex...
1822
The Florida Territory is created in the United States.
1841
The National Bank of Greece is founded in Athens.
1842
Ether anesthesia is used for the first time, in an operation by the American surgeon Dr. Crawford Long.
1844
One of the most important battles of the Dominican War of Independence from Haiti takes place near the city of Santiago de los Caballeros.
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