🎉 Holidays & Observances

Christianfeast day:

Albert of Montecorvino, Derfel Gadarn, Æthelburh of Kent, Gerald of Sauve-Majeure, Juliana of Liège, Maria Crescentia Höss, BlessedMariano de la Mata, Pandita Mary Ramabai(Episcopal Church (USA)), Ruadhán of Lorrha, Vincent Ferrer, April 5 (Eastern Orthodox liturgics)

A Christian feast day honoring several saints such as Vincent Ferrer and Æthelburh of Kent. Observed in various Christian traditions with liturgical commemorations.

Cold Food Festival, held on April 4 if it is aleap year(China); and its related observances:

An ancient Chinese tradition where fire is avoided and cold dishes are eaten, observed on April 5 (or April 4 in leap years).

Earliest day on whichSham el-Nessimcan fall, while May 9 is the latest; celebrated on Monday after theOrthodoxEaster(Egypt)

An ancient Egyptian spring festival celebrated on the Monday after Orthodox Easter, marking the start of spring with outdoor picnics and painted eggs.

Children's Day(Palestinian territories)

An annual observance in the Palestinian territories dedicated to celebrating children’s rights, welfare, and well-being.

First Contact Day(International observance)

An international observance inspired by the fictional date of humanity's first contact with an alien race in Star Trek lore.

Sikmogil(South Korea)

South Korea's Sikmogil, or Food Day, promotes food safety and celebrates the nation's rich culinary heritage.

National Maritime Dayis observed in India, in commemoration of the first voyage ofSSLoyaltyof theScindia Steam Navigation Company Ltd.in 1919.

An official Indian observance commemorating the maiden voyage of SS Loyalty in 1919, marking the birth of India’s merchant marine.

International Day of Conscience

A United Nations observance that encourages reflection on the human conscience and its role in promoting peace and justice.

Albert of Montecorvino

📅 Events

823

Lothair I is crowned King of Italy by Pope Paschal I.

Lothair I is crowned King of Italy by Pope Paschal I in 823, cementing the bond between the Frankish monarchy and the Papacy.

919

The second Fatimid invasion of Egypt begins, when the Fatimid heir-apparent, al-Qa'im bi-Amr Allah, sets out from Raqqada at the head of his army.

The second Fatimid invasion of Egypt begins in 919 as Prince al-Qa'im bi-Amr Allah leads his army from Raqqada into the Nile Valley.

1242

During the Battle on the Ice of Lake Peipus, Russian forces, led by Alexander Nevsky, rebuff an invasion attempt by the Teutonic Knights.

In 1242, Russian forces under Prince Alexander Nevsky repel the Teutonic Knights at the Battle on the Ice on Lake Peipus, preserving Novgorod’s independence.

1536

Charles V makes a Royal Entry into Rome, demolishing a swath of the city to re-enact a Roman triumph.

Charles V enters Rome in 1536 with a spectacular Royal Entry, demolishing parts of the city to recreate an ancient Roman triumph.

1566

Two hundred Dutch noblemen, led by Hendrick van Brederode, force themselves into the presence of Margaret of Parma and present the Petition of Compromise, denouncing the Spanish Inquisition in the Seventeen Provinces.

In 1566, Dutch nobles led by Hendrick van Brederode present the Petition of Compromise to Margaret of Parma, denouncing the Spanish Inquisition in the Netherlands.

1614

In Virginia, Native American Pocahontas marries English colonist John Rolfe.

Indigenous Powhatan woman Pocahontas marries English colonist John Rolfe in Jamestown, forging a brief peace between Native Americans and colonists.

1621

The Mayflower sets sail from Plymouth, Massachusetts on a return trip to England.

The Mayflower departs Plymouth Colony on April 5, 1621, beginning its return voyage to England after delivering the first Pilgrims to New England.

1792

United States President George Washington exercises his authority to veto a bill, the first time this power is used in the United States.

George Washington exercises the first presidential veto in U.S. history, rejecting a congressional apportionment bill in 1792.

1795

Peace of Basel between France and Prussia is made.

The Peace of Basel is signed in 1795, ending hostilities between revolutionary France and Prussia.

🎂 Births

1170

Isabella of Hainault

Queen consort of France married to Philip II, mother of Louis VIII and noted for her piety.

1170 - 1190
1219

Wonjong of Goryeo

24th ruler of Goryeo

24th ruler of the Goryeo dynasty, remembered for navigating Mongol pressures and internal reforms.

1219 - 1274
1279

Al-Nuwayri

Egyptian Muslim historian

Egyptian historian and encyclopedist best known for his extensive work on medieval Islamic civilization.

1279 - 1333
1288

Emperor Go-Fushimi of Japan

93rd emperor of Japan whose reign saw power struggles during the Kamakura period.

1288 - 1336
1315

James III of Majorca

King of Majorca known for his struggle to maintain his kingdom's autonomy against the Crown of Aragon.

1315 - 1349
1365

William II

Duke of Bavaria

Duke of Bavaria from the Wittelsbach dynasty, known for his prudent governance and regional stability.

1365 - 1417
1472

Bianca Maria Sforza

Italian wife of Maximilian I, Holy Roman Emperor

Duchess of Milan by birth and Holy Roman Empress as wife of Maximilian I, known for her piety and patronage.

1472 - 1510
1521

Francesco Laparelli

Italian architect

Renaissance architect famed for designing the fortified city of Valletta in Malta.

1521 - 1570
1523

Blaise de Vigenère

French cryptographer and diplomat

French diplomat and cryptographer best known for the polyalphabetic Vigenère cipher.

1523 - 1596

🕊️ Deaths

517

Timothy I of Constantinople

Byzantine patriarch

Byzantine patriarch who led the Orthodox Church in Constantinople during the early 6th century.

582

Eutychius of Constantinople

Byzantine patriarch

Byzantine patriarch who guided the Church of Constantinople through political and doctrinal challenges in the late 6th century.

584

Ruadán of Lorrha

Irish abbot

Irish abbot and monastic founder who played a key role in early medieval Christian Ireland.

902

Al-Mu'tadid

Abbasid caliph

Abbasid caliph known for restoring the authority of the caliphate and reforming state finances in the late 9th century.

1168

Robert de Beaumont

2nd Earl of Leicester, English politician

Anglo-Norman nobleman and key political figure who served as 2nd Earl of Leicester.

1104 - 1168
1183

Ramon Berenguer III

Spanish count of Cerdanya and Provence

Count who expanded Catalan influence through strategic alliances and territorial acquisition in the 12th century.

1205

Isabella I of Jerusalem

queen regnant of Jerusalem

Queen regnant of the Crusader Kingdom of Jerusalem who navigated political turmoil during the Third Crusade era.

1172 - 1205
1258

Juliana of Liège

Belgian canoness and saint

Canoness and mystic credited with inspiring the Feast of Corpus Christi in the Catholic tradition.

1308

Ivan Kőszegi

Hungarian baron and oligarch

Powerful Hungarian baron known for his family's dominance and frequent conflicts with the monarchy.

🎁 Birth Symbols

Birthstone

4月05日のDiamondの画像
Diamond
April's birthstone, the hardest natural material on Earth, symbolizing eternal love and bonds.
4月05日のMorganiteの画像
Morganite
April birthstone with gentle pink radiance, symbolizing love and kindness.

Zodiac Sign

4月05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05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05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05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05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05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05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05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05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05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05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05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

Apricot Cocktail
A person who evokes elegant and innocent presence

Birth Flower

Reeves' Spirea
elegance
Dutch Iris
good news
Forget-me-not
forget me not 、 true love
Fig
fertility