Geni.com (https://www.geni.com/people/Sir-Richard-Whetehill-Kt/6000000003216148167) says his parents were Richard Whetehill and Joan Astley (and her line goes back more generations).

Historical
1410: Poland, Germany - Battle of Tannenberg, Poles and Lithuanians defeat German Knights, the Peace of Thorn is signed but the Poles failed to gain access to the sea
1412: France - Joan of Arc born in Domremy, France
1415: England, France - Henry V of England defeats French army at Agincourt, Pas de Calais, France, 7,000 French killed, 500 English killed
1415: England - Battle of Agincourt, the English destroy the French, British archers under the command of Henry V were the key to victory, shattering the feudal system
1415: Portugal, Morroco - Portuguese explorer and prince, Henry the Navigator captures Ceuta (Morocco) from the Marind dynasty beginning Portuguese colonization of Africa
1420: China - Upon the death of the Ming emperor, the sSecond Ming Emperor moves the capital of China from Nanking to Peking
1420: England, France - Treaty of Troyes, France (under Philippe) signs a treaty with England (under Henry V) making Henry the king of both countries
1423: England, France, Scotland - Battle of Cravant, after a year of fighting, the English, under the command of John Plantagent, defeat the combined forces of France and Scotland
1424: England, Scotland - After being held in captivity since age 11, the English free James I King of Scotland age 29 after the Earl of Somerset pays 10,000 marks in ransom as a dowry for his daughter Jane, Jane and James are married and James is crowned King of Scotland
1424: France, Italy - Charles VIII King of France Invades Italy and forces Naples to surrender, then Alexander VI organizes the Holy League and forces Charles out of Italy
1428: England, France - War between France and England continues despite various agreements, in 1428 the English beseige Orleans and Joan of Arc, a young girl from Lorrain, is visited by Saint Michael saying that she will have visions and hear voices from God, that convince the French dauphin to provide her with a small army that liberates Orleans, this gives the French new confidence in their conflict with England
1431: France - Joan of Arc enters Comiegne outside Paris and is taken prisoner, held in a tower in Rouen and Charles VII makes no effort to assist her, in 1431 Joan is turned over to the former bishop of the of Beauvais Pierre Cauchon on the assurance she would be convicted of treason against God and is burned at the stake on May 30
1431: Thailand, Cambodia - The Thais capture Angkor, the capital of the Khmer, the Khmer Empire move their capital to the present site of the Cambodian capital of Phnom Penh
1435: England, France - Duke Philip of Burgundy, weary of his alliance with the English, signs a peace treaty with Charles VI which recognizes Charles as the one king of France who in turn promises to punish the murders of Philip's father, however, the English do not accept the peace treaty and warfare continues. Charles and Philip fight together and liberate Paris, a truce between Britain and France lasts thirteen years
1438: Peru - Inca Dynasty in Peru (it lasts until 1553) begins, Its founder is said to have been Pachacutec who rapidly expands the empire
1439: Italy, Turkey - Treaty between Roman Catholic Church and Eastern Orthodox Church
1444: Turkey - Battle of Varna, Murad the Ottoman sultan attacks on Its Belgrade but is repeled, encouraged by victory, the Christians, whose goal has been to drive the Ottomans from Europe, declare a new Crusade led by Hunyadi
1450: Germany - Johannes Gutenberg Invents the printing press which revolutionizes communication and education, allows the development of newspapers and reasonably priced books, the first product printed is the Guttenberg Bible
1453: England, France - Battle of Castillon, French king Charles VI becomes the first king to maintain a standing army and attempts to reclaim Normandy defeat the English led by Talbot thus ending the Hundred Years War when the English surrender last outpost in Aquitaine
1453: Turkey - The ten century old Byzantine Empire ends when Muhammad II of Turkey captures Constantinople by hauling seventy small ships across land along with cannon that breached the wall of Constantinople
1454: Italy - Treaty of Lodi ends hostilities between Venice, Milan and Florence, the treaty was reached due to the efforts of Pope Nicholas V
1455: England - War of the Roses begins, a civil war between the houses of Lancaster and York and is limited to English nobility, the first battle was the Battle of St. Albans which took place near London, the Yorkist defeat the Royalist forces
1456: Portugal, Cape Verde Islands - Alivse da Cadamosto, employed by Henry the Navigator, discovers the Cape Verde Islands off the African coast near Dakar, the Islands are soon settled by the Portuguese who began to use It for the slave trade
1460: England - Battle of Wakefield, Queen Margaret of Anjou defeats and kills Richard Duke of York
1461: England - Battle of Towton Moors, in the War of Roses, the Royalist who wore red roses to battle are defeated by the Yorkist wearing white roses, Edward is crowned Edward IV King of England
1462: Turkey - Ottoman Sultan Muhammad II defeats Vlad IV ("Vlad the Impaler") of Walachia
1471: England - Battle of Tewkesbury, in the War of the Roses, Edward IV marries Elizabeth Woodville and is soon ousted by Earl of Warwick so that King Henry can return, Warwick is killed in the Battle of Barnet and Henry was returned to prison and Immediately killed and Margaret, his wife, continues the struggle but at the Battle of Tewkesbury her son is killed and she is captured
1471: Vietnam - Le Thanh-ton begins the Kingdom of Annam by capturing Vijaya the capital of the Cham (Vietnam)
1472: Turkey - Ivan III the Great marries the neice of the last Byzantine Emperor, It Increases Ivans prestige and helps him unify the various Russian principalities
1475: England, France - Treaty of Picquinty England's Edward IV Invaded France in support of the Burgundians. Edward was bought off by a payment and the promise of an annual allowance by Louus XI under the terms of the Treaty of Picquinty
1477: France - Battle of Nancy, Swiss fighting for Louis XI, kill Charles the Bold, the last of the Burgundy claimants to the throne, ends the constant battles for the French crown
1479: Italy, Turkey - Venice loses naval war to Turkey, together with most of her territories along the Aegean Sea
1479: Portugal, Spain - Treaty of Alcacovas, Portugal abandons Its claim to the both Castillian throne and the Canary Islands, in turn, Spain recognizes Portuguese primacy in Azores Islands along with the north and west African coasts
1480: Russia - Ivan III of Moscow assumes position of Tsar of Russia
1480: Turkey, Italy - Treaty of Constantinople ends the fifteen year war between the Ottomans and Venice, Venice is forced to cede cities along the Albanian coast and pay for the right to trade in the Black Sea
1485: England - Battle of Bosworth Field, Henry Tudor defeats English King Richard III, and takes the English throne as Henry VII, ending the War of the Roses, this ends the Plantagenet line and establishes the House of Tudor, after the War of the Roses, English nobles were so weak that they could not challenge the strength of the Tudors, essentially ending feudalism in England
1485: Italy - Sandor Botticielli paints The Birth of Venus in Florence, his most famous work, he also Illustrates Dantes Divine Comedy and works on the Sistine Chapel