After his return to England, James attended Queen Catherine's coronation on 23 February 1421 receiving an honoured position of sitting immediately on the queen's left at the coronation banquet.

The date of Richard and Alice's marriage is not known, but it must have been before February 1421, when as a married couple they appeared at the coronation of Queen Catherine of Valois.

Charles, Prince of Viana ( 29 May 1421 – 23 September 1461 ), sometimes called Charles IV of Navarre, was the son of King John II of Aragon and Queen Blanche I of Navarre.

Bearer of the 2nd Sceptre at the Coronation of the Queen Consort ( 1421 ).

Henry Percy, 3rd Earl of Northumberland ( 25 July 1421 – 29 March 1461 ) was the son of Henry Percy, 2nd Earl of Northumberland and Lady Eleanor Neville, daughter of Ralph Neville, 1st Earl of Westmorland and his second wife Joan Beaufort.

Murat ) was the Sultan of the Ottoman Empire from 1421 to 1451 ( except for a period from 1444 to 1446 when his son Mehmed II reigned ).

Murad II then formed a new army called Azeb in 1421 and marched through the Byzantine Empire and laid siege to its capital Constantinople.

On 11 June 1441, Frederick II married Catherine of Saxony ( 1421 – August 23, 1476 ), a daughter of Elector Frederick I of Saxony and Katharina of Brunswick-Lüneburg.

Manuel II stood on friendly terms with the victor in the Ottoman civil war, Mehmed I ( 1402 – 1421 ), but his attempts to meddle in the next contested succession led to a new assault on Constantinople by Murad II ( 1421 – 1451 ) in 1422.

The second marriage, arranged by his father Manuel II and Pope Martin V, was to Sophia of Montferrat in 1421.

The area under their control was called an " armatolik ", the oldest known being established in Agrafa during the reign of Murad II ( r. 1421 – 1451 ).

For instance, Michael I ( 1418 – 1420 ) was overthrown by his cousin, Dan II ( 1420 – 1431 ), and in the next decade the throne was occupied with frequent changes either by Dan II or by his cousin, Radu II the Bald ( 1421 – 1427 ), the former being supported by Sigismund I of Hungary and the latter by the Ottomans.

* Jean II Le Meingre ( 1364 – 1421 ), Marshal of France in 1391

While he did conduct raiding expeditions into neighboring European lands, which returned much of Albania to Ottoman control and forced Bosnian King-Ban Tvrtko II Kotromanić ( 1404 – 09, 1421 – 45 ), along with many Bosnian regional nobles, to accept formal Ottoman vassalage, Mehmed conducted only one actual war with the Europeans — a short and indecisive conflict with Venice.

* Murad II, Sultan of the Ottoman Empire from 1421 to 1451

As the same time he assumed his charge of chancellor for the bailo Benedetto Emo ( summer 1421-summer 1423 ), with diplomatic missions: at end 1421 he accompanied Emo during an embassy to the Ottoman Sultan Murad II, who was the candidate supported by Venice for the succession of the late Sultan Mehmed I, the Byzantines, by contrast, supporting the pretender Mustafa.

Dan II first took the throne in 1420, losing it in 1421, but regaining it that same year.

Jean II Le Maingre ( in Old French, Jehan le Meingre ), called Boucicaut ( August 28, 1366 — June 21, 1421 ) was marshal of France and a knight renowned for his military skill.

* Lalande, Denis: Jean II le Meingre, dit Boucicaut: ( 1366 – 1421 )-étude d ' une biographie héroïque, Genève 1988.

The oldest document in which Topoloveni is mentioned is dated 19 June 1421, during the rule of Radu II Chelul.

The beginning of the Jewish settlement in Mikulov dates as far as 1421, when Jews were expelled from Vienna and the neighboring province of Lower Austria by the duke of Austria, Albert II of Germany.

After Abd al-Haqq II ( 1421 – 1465 ) tried in vain to break the power of the Wattasids, he finally toppled the Marinid dynasty.

Bursa, a capital of the earlier Ottomans before the conquest of Constantinople, holds the turbes of many of the earlier Ottoman Sultans including Osman I and his son, the Muradiye Complex containing Murad II and many princes, and the Yeşil Türbe of Mehmed I ( died 1421 ).

Alfonso entered Naples in July 1421.

On 27 September 1421 he was assigned as the Papal Legate at Naples.

In September 1421 Oswald was lured by his lover Anna Hausmann into a trap and apprehended by Martin Jäger, who brought Oswald to Innsbruck and handed him over to Count Friedrich.

Lesley Forbes, the travel and detective story writer, and amateur historian Gavin Menzies, who has claimed that China launched an expedition which travelled the world in 1421, both live in the area.

The heir of Thomas de Camoys ( d. 1372 ) was his nephew, another Thomas de Camoys ( d. 1421 ), who was the grandson of Ralph de Camoys ( d. 1336 ) by his second wife, Elizabeth le Despenser, and the son of Sir John Camoys by his second wife, Elizabeth le Latimer, daughter of William le Latimer, 3rd Lord Latimer.

In the power struggles which ensued, the Hindu kingdom of Telingana fell bit by bit to the Bahamani dynasty, who advanced their frontier to Golkonda in 1373, to Warangal in 1421, and to the Bay of Bengal in 1472.

Consequently when he died he left a large and valuable inheritance to John Paston ( 1421 – 1466 ), the eldest of his five sons, who was already married to Margaret ( d. 1484 ), daughter of John Mauteby of Mauteby.

He is probably the William Barbour who was ordained acolyte by Bishop Fleming of Lincoln on 21 April 1420 and subdeacon on 21 January 1421 ; and as William Barbour, otherwise Waynflete of Spalding, was ordained deacon on 18 March 1421, and priest on 21 January 1426, with title from Spalding Priory.

Khizer Khan was succeeded by his son Mubarrak Khan after his death on May 20, 1421, who styled himself as Muizz-ud-Din Mubarak Shah in his coins.

The first prominent member of the family was Ferenc Zerházy ( 1563 – 1594 ), who was elevated to the title of baron of Galántha ( an estate his family had held since 1421 ) and took the name Esterházy.

George I von Hohenlohe ( 1388 – 1421 ), who, after 1418, was imperial chancellor, energetically opposed the Hussites.

Eventually, the chapter complained to the Pope, who conducted an investigation and dismissed Jöns Gereksson in 1421.

The Venetian Niccolò de ' Conti ( 1395 – 1469 ) spent most of 1421 in Sumatra in the course of a long trading journey to Southeast Asia ( 1414 – 1439 ), and wrote a brief description of the inhabitants: " In a part of the island called Batech live cannibals who wage continual war on their neighbors.

* Secondly to Eleanor Berkeley ( d. 1455 ), daughter of Sir John Berkeley of Beverstone and widow of John FitzAlan, 13th Earl of Arundel ( d. 1421 ), who survived him.

In 1410, Sir John Fitzwilliam of Sprotborough, who died in 1421, married Margaret Clarell, daughter of Thomas Clarell of Aldwark, the descendant of a major Norman landholding family.

After her death in 1419, he married Niccolina Varano, who bore his first son Carlo in 1421.

On 18 April 1417 Helvig was married to Prince Balthasar of Mecklenburg, who died of the plague in 1421.

In 1421 she married Berenger de Surville, who was killed at the Siege of Orléans in 1428.

In 1421, Yongle Emperor ordered 2, 800 concubines, servant girls and eunuchs who guarded them to a slow slicing death as the Emperor tried to suppress a sex scandal which threatened to humiliate him.

In 1421 the Castellan of Nocera, Pietro di Rasiglia, suspecting his wife of adultery with Niccolò I Trinci, invited the whole Trinci family to a hunting party and had them all killed, except the young Corrado, who took revenge for the murder of his relatives, attacking the town and killing the treacherous castellan.

* PsychLaws. org-' Landmark Legislation, Laura's Law, Brings Much-Needed Reform to California: AB 1421 will help those with severe mental illnesses who are too sick to help themselves ' ( opinion ), Mary T. Zdanowicz, Treatment Advocacy Center ( September 30, 2002 )

Davis Signs Laura's Law: AB 1421 will help those with severe mental illnesses who are too sick to help themselves ' ( November 22, 2002 )

According to this chronicle, she was a contemporary of Muhammad Dauda, who ruled from 1421 – 38, and Amina conquered as far as Nupe and Kwarafa, collected tribute from far and wide and ruled for 34 years.

However Shah Rukh who was Timurid ruler captured this region in 1421 and in 1429.