Master Francke paints two panels portraying Christ…

After the death of the Lithuanian prince Vytautas (Vitovt) in 1430, Podolia is incorporated into the Podolian Voivodeship of the Polish Crown, …

…with the exception of its eastern part, the Province of Bratslav, which will remain with Lithuania until its union with Poland in the Union of Lublin of 1569.

Grand Duke Vytautas, having expanded Lithuanian territory to its maximum breadth and helped drive the Teutonic Knights from the country, dies on October 27, 1430, at the age of about eighty.

Following Vytautaus’s death, Lithuania becomes subordinate to Poland.

Imperial Greek rule returns to Athens and …

…Achaea in 1430.

The Knights of St. John, who are the scourge of Muslim shipping on the eastern Mediterranean, have come to rule the island of Rhodes as an independent state, with right of coinage and other attributes of sovereignty.

Under the order's rule, the master (grand master from around 1430), elected for life subject to papal confirmation, rules a celibate brotherhood of knights, chaplains, and serving brothers.

Thessalonica has been a Venetian colony for the past seven years, garrisoned by fourteen hundred Venetian soldiers.

Murad’s forces capture the city in March 1430 after a five-year struggle.

The Turks massacre a great number of the city's inhabitants, sell the rest into slavery, and convert its churches to mosques.

A series of Tuscan monastic pharmacy jars, produced in about 1430 by Italian potter in imitation of sophisticated Hispano-Moresque wares from Valencia, initiates the great age of Italian majolica.

Deriving its name from the island of Majorca, the headquarters of trading vessels sailing between Spanish and Italian ports, the tin-oxide-glazed, painted earthenware pottery results from the grafting of the Islamic ceramic tradition of tin-glazing onto the ancient traditions of native Italian pottery.

The potters give the molded or thrown clay piece a first, or "bisque" firing, then dip it in glaze composed of lead and tin oxide with a silicate of potash, painting decorations on the dry glaze.

A second firing fuses both glaze and decoration to an even, glossy surface.

The Venetians, embroiled in a series of wars with Milan, are forced to make peace with the Ottoman Turks in 1430.

Despite the Ottoman Turks' destruction of Venetian outposts along the Albanian coast and at Epirus, the Venetians remain masters of the eastern Adriatic coast from Istria to Dalmatia.

The notable church of Santi Giovanni e Paolo is completed in Venice in 1430.

A secular building known as the Ca d'Oro (Golden House), is constructed in Venice around the same time in the Late Gothic vernacular architectural style known as Venetian Gothic.

The University of Barcelona is founded under the royal prerogative granted by King Alfonso V of Aragon, in Naples, on November 3, 1450.

For forty-nine years prior to this, however, the city had a fledgling medical school (or Estudi General, as the universities are known at this time), founded by King Martin of Aragon, but neither the Consell de Cent (Barcelona's Council of One Hundred) nor the city’s other leading institutions had given it their official recognition, considering it an intrusion on their respective jurisdictions.

Alphonse the Magnanimous’ prerogative, though, had been granted at the petition of the Consell de Cent.