🎉 Holidays & Observances

Christianfeast day:

Fulbert of Chartres, James, Azadanus and Abdicius, Mikael Agricola(Lutheran), Pierre Teilhard de Chardin(Episcopal Church), William of Ockham(Anglicanism), William Law(Anglicanism), April 10 (Eastern Orthodox liturgics)

Various Christian saints and theological figures are honored in liturgical celebrations across different denominations.

Day of the Builder(Azerbaijan)

A national holiday in Azerbaijan honoring the contributions of construction professionals.

Feast of the Third Day of the Writing of the Book of the Law(Thelema)

A Thelemic celebration marking the third day of Aleister Crowley's reception of the Book of the Law.

Siblings Day(International observance)

An international observance celebrating the bond between siblings and promoting family unity.

Fulbert of Chartres

The feast day honoring Saint Fulbert of Chartres, a prominent medieval bishop and scholar.

James, Azadanus and Abdicius

The feast day commemorating early Christian martyrs James, Azadanus, and Abdicius.

Mikael Agricola(Lutheran)

The feast day honoring Mikael Agricola, the father of written Finnish and Lutheran reformer.

Pierre Teilhard de Chardin(Episcopal Church)

The feast day honoring Pierre Teilhard de Chardin, French philosopher and Jesuit priest.

William of Ockham(Anglicanism)

The feast day honoring William of Ockham, English Franciscan philosopher known for Occam's Razor.

📅 Events

428

Nestorius becomes the Patriarch of Constantinople.

In 428, Nestorius becomes the Patriarch of Constantinople, sparking a major theological controversy in the early Christian church.

837

Halley's Comet makes its closest approach to Earth at a distance equal to 0.0342 AU (5.1 million kilometres/3.2 million miles).

In 837, Halley's Comet makes its closest recorded approach to Earth at 0.0342 AU (about 5.1 million km), offering a spectacular sight for early astronomers.

1407

Deshin Shekpa, 5th Karmapa Lama visits the Ming dynasty capital at Nanjing and is awarded the title "Great Treasure Prince of Dharma".

In 1407, Deshin Shekpa, the 5th Karmapa Lama of Tibet, visits Nanjing and is bestowed the title 'Great Treasure Prince of Dharma' by the Ming emperor.

1500

Ludovico Sforza is captured by Swiss troops at Novara and is handed over to the French.

In 1500, Ludovico Sforza, Duke of Milan, is captured by Swiss forces at Novara and handed over to the French, reshaping Italian power dynamics.

1545

The settlement of Villa Imperial de Carlos V (now the city of Potosí) in Bolivia is founded after the discovery of huge silver deposits in the area.

In 1545, Villa Imperial de Carlos V (modern-day Potosí) in Bolivia is founded after massive silver deposits are discovered, fueling the Spanish Empire’s wealth.

1606

The Virginia Company of London is established by royal charter by James I of England with the purpose of establishing colonial settlements in North America.

In 1606, King James I grants a royal charter to the Virginia Company of London to establish English settlements in North America.

1710

The Statute of Anne, the first law regulating copyright, comes into force in Great Britain.

On April 10, 1710, the Statute of Anne, the world’s first modern copyright law, comes into force in Great Britain.

1717

Robert Walpole resigns from the British government, commencing the Whig Split which lasts until 1720.

In 1717, Robert Walpole resigns from the British government, triggering the Whig Split and altering party politics.

1724

Bach leads the first performance of his cantata Erfreut euch, ihr Herzen, BWV 66, his first cantata composed for Easter in Leipzig.

In 1724, Johann Sebastian Bach premieres his Easter cantata 'Erfreut euch, ihr Herzen' (BWV 66) in Leipzig, showcasing his liturgical composition skills.

🎂 Births

401

Theodosius II

Roman emperor

Eastern Roman Emperor from 408 to 450 AD, known for commissioning the Theodosian Code.

401 - 450
1018

Nizam al-Mulk

Persian scholar and vizier

Persian scholar and grand vizier of the Seljuk Empire, author of the influential Siyasatnama.

1018 - 1092
1472

Margaret of York

English princess

English princess, firstborn daughter of King Edward IV, who died in infancy.

1472 - 1472
1480

Philibert II

duke of Savoy

Duke of Savoy from 1497 to 1504, noted for his alliance with the Habsburgs through marriage.

1480 - 1504
1487

William I

count of Nassau-Siegen

Count of Nassau-Siegen, founder of the House of Orange-Nassau and father of William the Silent.

1487 - 1559
1512

James V

king of Scotland

King of Scotland from 1513 to 1542, known for his patronage of the arts and struggles with England.

1512 - 1542
1579

Augustus II

duke of Brunswick-Lüneburg

Duke of Brunswick-Lüneburg (Augustus the Younger), noted as a patron of learning and culture.

1579 - 1666
1583

Hugo Grotius

Dutch philosopher and jurist

Dutch philosopher, jurist, and founding figure of international law, author of 'On the Law of War and Peace'.

1583 - 1645
1603

Christian

Prince-Elect of Denmark

Danish prince and Prince-Elect of the Holy Roman Empire, second son of King Christian IV of Denmark.

1603 - 1647

🕊️ Deaths

879

Louis the Stammerer

king of West Francia

Louis the Stammerer was King of West Francia from 877 until his death in 879.

846 - 879
943

Landulf I

prince of Benevento and Capua

Landulf I was the Lombard prince who ruled Benevento and Capua in the early 10th century.

948

Hugh of Arles

king of Italy

Hugh of Arles was King of Italy from 926 to 947 and a powerful noble from Provence.

1008

Notker of Liège

French bishop

Notker of Liège served as Bishop of Liège from 972 until his death in 1008, renowned for his ecclesiastical reforms and learning.

940 - 1008
1216

Eric X

king of Sweden

Eric X was King of Sweden from 1208 until his death in 1216, known for securing his throne through military success.

1180 - 1216
1282

Ahmad Fanakati

chief minister under Kublai Khan

Ahmad Fanakati was the chief minister of Kublai Khan’s Yuan dynasty, wielding immense power in the imperial administration.

1309

Elisabeth von Rapperswil

Swiss countess

Elisabeth von Rapperswil was a Swiss countess who governed the territories of Rapperswil at the turn of the 14th century.

1261 - 1309
1362

Maud

English noblewoman
1339 - 1362
1500

Michael Tarchaniota Marullus

Greek scholar and poet

Michael Tarchaniota Marullus was a Greek Renaissance humanist scholar and poet whose Latin works revived classical traditions.

🎁 Birth Symbols

Birthstone

4月10日のDiamondの画像
Diamond
April's birthstone, the hardest natural material on Earth, symbolizing eternal love and bonds.
4月10日のMorganiteの画像
Morganite
April birthstone with gentle pink radiance, symbolizing love and kindness.

Zodiac Sign

4月10日のAriesの画像
Aries
The zodiac sign for those born March 21 - April 19, characterized by passionate action and pioneering spirit as the first sign of the zodiac.

Birth Monster (Mytho-Digital Creature)

4月10日のTension Wyvernの画像
Tension Wyvern
A two-headed wyvern harboring energies of tension and release in its wings, transforming pressure into propulsion.

Birth Stationery

4月10日のMechanical Pencilの画像
Mechanical Pencil
A precision writing instrument that continuously advances new lead. A reliable companion supporting new term challenges.

Birth Element (Hyper-Periodic Element)

4月10日のNitrogenの画像
Nitrogen
An element of duality that comprises 78% of the atmosphere yet remains inert, showing explosive reactions under specific conditions

Birth Tea

4月10日のSenchaの画像
Sencha
The quintessential Japanese tea harvested during the new tea season. Its refreshing aroma, moderate astringency, and vibrant green color herald the arrival of spring.

Birth Coffee

4月10日のEspresso con Pannaの画像
Espresso con Panna
A Vienna-originated coffee where whipped cream floats on concentrated espresso, embodying the coexistence of tension and elegance.

Birth Cheese

4月10日のGruyèreの画像
Gruyère
A hard cheese made in the Swiss mountain regions. Features complex flavors from long aging and melts beautifully when heated, boasting remarkable versatility.

Birth Chocolate

4月10日のDark Chocolateの画像
Dark Chocolate
A sophisticated chocolate beloved as an adult taste, characterized by high cacao content, deep bitterness, and complex flavors.

Birth Bread

4月10日のBagelの画像
Bagel
A ring-shaped bread originating from Jewish culture, characterized by its chewy texture and glossy surface created through the unique method of boiling before baking.

Birth Fragrance

4月10日のGreen Teaの画像
Green Tea
The April birth fragrance with refreshing qualities reminiscent of fresh greenery and a subtle astringency, concealing strength within tranquility.

Birth Algorithm

4月10日のGradient Descent Algorithmの画像
Gradient Descent Algorithm
An optimization algorithm that progressively minimizes errors by moving towards the goal step by step

Birth Cognitive Bias (Mind's Quirk)

4月10日のImpostor Syndromeの画像
Impostor Syndrome
A cognitive bias where one attributes their success to luck or others' help, underestimating their abilities and feeling like an 'impostor' in new environments.

Birth Drink

Silver Streak
An individualist with a unique worldview different from others

Birth Flower

Red Japanese Andromeda
quiet assertion 、 (red) sacrifice 、 let's travel together just the two of us 、 devotion
Linaria
notice this love 、 fantasy 、 disturbed maiden's heart
Fig
fruitful love 、 abundance 、 fertility 、 peace
Bigleaf Periwinkle
pleasant memories 、 childhood friend 、 tender recollection 、 lifelong friendship