Frederick the Peaceful KG ( September 21, 1415 – August 19, 1493 ) was Duke of Austria as Frederick V from 1424, the successor of Albert II as German King as Frederick IV from 1440, and Holy Roman Emperor as Frederick III from 1452.

* 1508 – Ludovico Sforza, Italian ruler, Duke of Milan ( b. 1452 )

* Richard Plantagenet, Duke of Gloucester ( 1452 – 1483 ), English Prince, Yorkist commander, and future King of England

* May 27 – Ludovico Sforza, Duke of Milan ( b. 1452 )

His successors were Leonello ( 1407 – 1450 ) and Borso ( 1413 – 1471 ), who was elevated to Duke of Modena and Reggio by Emperor Frederick III in 1452 and in return received these duchies as imperial fiefs.

Richard III was born there in 1452, and his father, Richard Plantagenet, 3rd Duke of York was re-buried at the nearby church in 1476.

* Richard III of England ( 1452 – 1485 ), the last Plantagenet king, son of Richard Plantagenet, 3rd Duke of York

* Ludovico Sforza ( 1452 – 1508 ), known as Ludovico il Moro, " The Moor ", Duke of Milan.

In 1452 Lady Margaret Beaufort, the nine-year-old daughter of the Duke of Somerset was summoned to the court of her second cousin, King Henry and, at Bletsoe Castle on 1 November 1455, married to Edmund.

# Henry the Younger ( 1452 – 1492 ) married Catherine, daughter of William III, Duke of Saxony

Ludovico Sforza ( also known as Ludovico il Moro ; 27 July 1452 – 27 May 1508 ), was Duke of Milan from 1489 until his death.

He went to Turin in 1450, shortly before the death of Duke Amédée, but returned to Cambrai later that year ; and in 1452 he went back to Savoy yet again.

** Elizabeth Goushill or Gousell ( 1396-1491 ), wife of Sir Robert Wingfield of Letheringham, Suffolk ( 1403-between 6 October 1452 and 21 November 1454 ), they were great-grandparents to Charles Brandon, 1st Duke of Suffolk.

In 1452 Borso was awarded the title of Duke of Reggio and Modena by Frederick III.

In order to protect his territory from the Turks, Duke Stjepan Vukčić Kosača handed the region to the Venetians in 1452.

1370 – 10 February 1452 ); was the Grand Duke of Lithuania from 1430 to 1432.

In 1452, Great Duke Vasily II of the Grand Duchy of Moscow gave this town to Kazan prince Qasim khan, who served as tribute inspector of the Great Horde, but then came to Russian service.

Fribourg, another Habsburg city, came under the rule of the Duke of Savoy during the 1440s and had to accept the duke as its lord in 1452.

In March 1452, Richard the Duke of York camped on the Brent with ten thousand men, waiting for a confrontation with King Henry VI.

The conflict between the brothers escalated when Duke Ladislaus Posthumous of Austria died childless in 1457 and Frederick, Holy Roman Emperor since 1452, came into his inheritance.

* Borso 1450-1471 ( Duke of Modena and Reggio from 1452, Duke of Ferrara from 1471 )

She married Duke Amadeus IX of Savoy in 1452.

Michael Žygimantaitis (, ; before 1406 – shortly before February 10, 1452, Moscow ) was the last male descendant of Kęstutis, Grand Duke of Lithuania.

In 1440 he was elected German king as Frederick IV and in 1452 crowned Holy Roman Emperor as Frederick III by Pope Nicholas V. In 1452, at the age of 37, he married the 18-year-old Infanta Eleanor, daughter of King Edward of Portugal, whose dowry helped him to alleviate his debts and cement his power.

It therefore proved somewhat damaging that Sigismund of Luxemburg ( king 1410, emperor 1433 – 37 ) and Frederick III of Habsburg ( king 1440, emperor 1452 – 93 ) neglected the old core lands of the empire and mostly resided in their own lands.

In 1452 he accompanied Frederick III to Rome, where Frederick wedded Eleanor and was crowned emperor by the pope.

In March 1452 he crowned Frederick III as Holy Roman Emperor in St. Peter's, the last occasion of the coronation of an Emperor at Rome.

His son Borso received the title of duke for the imperial fiefs of Modena and Reggio from Emperor Frederick III in 1452 ( in which year Girolamo Savonarola was born here ), and in 1471 was made duke of Ferrara by Pope Paul II.

# Anne ( 1455 – 1480 ), married Frederick IV of Naples ( 1452 – 1504 ), prince of Altamura

* Frederick IV Truchseß of Emmerberg 1441 – 1452

After an unsuccessful claim to the Bosnian crown, Cilli obtained some territories in Croatia and Slavonia and in 1452 finally succeeded in forcing Emperor Frederick III to hand over the boy king Ladislaus to his keeping.

* Frederick IV of Naples ( 1452 – 1504 )

In 1490 all Habsburg possessions were re-unified under the rule of Frederick V, Holy Roman Emperor since 1452.

* Frederick V, son ( 1424-1457 ), also King of the Romans ( as Frederick IV ) from 1440 and Holy Roman Emperor ( as Frederick III ) from 1452, jointly with his brother

| 1452 Hunnia || || Literally, land of the Huns ( the state founded by Attila the Hun ) but used as a stylistic alternative for Hungary or Magyarország, or as a stylistic synonym for the land lying east of the Danube †

* 1452 Kasimov ' khanate ' founded.

In the 14th – 15th century Jewish families came to live in the city, while the generals of the Franciscan Order chose the city as the seat of the Order's general chapters ( 1376, 1408, 1411, 1450, 1452, 1495 ).

The museum of the monastery has a rich exhibition of church plate, icons, books, the sword of Friedrich Barbarossa, a sultan's firman from 1452, a wood-carved cross with miniatures.

In 1452, Pope Nicholas V issued the papal bull Dum Diversas, granting Afonso V the right to reduce " Saracens, pagans and any other unbelievers " to hereditary slavery.

As part of Aquitaine, it was ruled by England between 1151 to 1452 and was a key commercial center at the southern end of the English kingdom.

1452 under the heading of termis of venery & c. extends to 70 items, and the list in the Book of Saint Albans ( 1486 ) runs to 165 items, many of which, even though introduced by the compaynys of beestys and fowlys, do not relate to venery but to human groups and professions and are clearly humorous.

Crankshafts were also described by Konrad Kyeser ( d. 1405 ), Leonardo da Vinci ( 1452 – 1519 ) and a Dutch " farmer " by the name Cornelis Corneliszoon van Uitgeest in 1592.

1452, the illegitimate son of Álvaro Fernandes or Gonçalves Cão, fidalgo of the Royal Household, himself the illegitimate son of Gonçalo Cão.

Returning to Italy, the most celebrated doors are those of the Battistero di San Giovanni ( Florence ), which together with the door frames are all in bronze, the borders of the latter being perhaps the most remarkable: the modeling of the figures, birds and foliage of the south doorway, by Andrea Pisano ( 1330 ), and of the east doorway by Ghiberti ( 1425 – 1452 ), are of great beauty ; in the north door ( 1402 – 1424 ) Ghiberti adopted the same scheme of design for the paneling and figure subjects in them as Andrea Pisano, but in the east door the rectangular panels are all filled, with bas-reliefs, in which Scripture subjects are illustrated with innumerable figures, these being probably the gates of Paradise of which Michelangelo speaks.

* 1452 – Joan, Princess of Portugal, Portuguese princess and saint ( d. 1490 )

The classic rules of sliding friction were discovered by Leonardo da Vinci ( 1452 – 1519 ), but remained unpublished in his notebooks.

Ladislaus was freed in 1452 by the Lower Austrian estates.

By 1452, the influx of gold permitted the minting of Portugal's first gold cruzado coins.

It is not clear when Gutenberg conceived the Bible project, but for this he borrowed another 800 guilders from Fust, and work commenced in 1452.

* 1452 – James III of Scotland ( d. 1488 )

* 1452 – Ludovico Sforza, Italian son of Francesco I Sforza ( d. 1508 )

His detailed observations, included in his De Re Aedificatoria ( 1452, Ten Books of Architecture ), were patterned after the De architectura by the Roman architect and engineer Vitruvius ( fl.

Leonardo di ser Piero da Vinci ( ) ( April 15, 1452 – May 2, 1519, Old Style ) was an Italian Renaissance polymath: painter, sculptor, architect, musician, scientist, mathematician, engineer, inventor, anatomist, geologist, cartographer, botanist, and writer.

* 1452 – Ferdinand II of Aragon ( d. 1516 )