🎉 Holidays & Observances

World Space Week(October 4–10)

World Space Week is an annual event held from October 4 to 10 to celebrate space science and technology.

Armed Forces Day (Indonesia)

Armed Forces Day in Indonesia is celebrated on October 5 to honor the country's military.

Christianfeast day:

Anna Schäffer, Faustina Kowalska, Blessed Francis Xavier Seelos(Roman Catholic Church), Blessed Bartolo Longo, Thraseas, Hor and Susia(Coptic Orthodox Church of Alexandria), PlacidandMaurus, Placidus (martyr), October 5 (Eastern Orthodox liturgics)

A day in the Christian liturgical calendar honoring several saints, including Anna Schäffer and Faustina Kowalska.

Constitution Day (Vanuatu)

Constitution Day in Vanuatu celebrates the enactment of the nation’s constitution on October 5, 1979.

Engineer's Day(Bolivia)

Engineer's Day in Bolivia honors the contributions of engineers to the nation's development on October 5.

International Day of No Prostitution

International Day of No Prostitution is observed on October 5 to raise awareness of exploitation in the sex trade.

Republic Day (Portugal)

Republic Day in Portugal commemorates the 1910 revolution that established the Portuguese Republic on October 5.

Teachers' Day (Pakistan)

Teachers' Day in Pakistan honors the dedication and impact of educators nationwide on October 5.

Teachers' Day (Russia)

Teachers' Day in Russia is celebrated on October 5 to honor the country's educators.

📅 Events

610

Heraclius arrives at Constantinople, kills Byzantine Emperor Phocas, and becomes emperor.

In 610, General Heraclius seized Constantinople, deposed Emperor Phocas, and ascended the Byzantine throne.

816

King Louis the Pious is crowned emperor of the Holy Roman Empire by the Pope.

On October 5, 816, Louis the Pious was crowned Holy Roman Emperor by Pope Stephen IV in Rome.

869

The Fourth Council of Constantinople is convened to depose patriarch Photios I.

The Fourth Council of Constantinople began on October 5, 869, to address disputes over Patriarch Photios I.

1143

With the signing of the Treaty of Zamora, King Alfonso VII of León and Castile recognises Portugal as a Kingdom.

With the Treaty of Zamora signed on October 5, 1143, Alfonso VII recognized Portugal as an independent kingdom.

1450

Louis IX, Duke of Bavaria expels Jews from his jurisdiction.

On October 5, 1450, Duke Louis IX of Bavaria issued an edict expelling Jews from his lands.

1607

Assassins attempt to kill Venetian statesman and scientist Paolo Sarpi.

In 1607, unidentified assassins attacked Venetian scholar and statesman Paolo Sarpi in an attempt on his life.

1789

French Revolution: The Women's March on Versailles effectively terminates royal authority.

On October 5, 1789, thousands of women marched to Versailles, forcing the royal family to relocate to Paris and effectively ending the monarchy’s independence.

1813

War of 1812: The Army of the Northwest defeats a British and Native Canadian force threatening Detroit.

On October 5, 1813, the U.S. Army of the Northwest defeated British and Native Canadian forces near Detroit during the War of 1812.

1838

The Killough massacre in east Texas sees eighteen Texian settlers either killed or kidnapped.

On October 5, 1838, eighteen Texian settlers were killed or taken captive in the Killough massacre in East Texas.

🎂 Births

1274

Al-Dhahabi

Syrian scholar and historian

Syrian scholar and historian who chronicled the lives of notable Islamic figures with precision.

1274 - 1348
1338

Alexios III of Trebizond

Byzantine emperor of Trebizond who ruled during the 14th century.

1338 - 1390
1377

Louis II of Anjou

Count of Provence and titular King of Naples from the House of Anjou.

1377 - 1417
1422

Catherine

Princess of Asturias, Spanish royal

Princess of Asturias and heir presumptive to the Castilian throne.

1422 - 1424
1487

Ludwig of Hanau-Lichtenberg

German nobleman

German count from the noble House of Hanau-Lichtenberg.

1487 - 1553
1520

Alessandro Farnese

Italian cardinal and diplomat

Italian cardinal and diplomat who played a key role in 16th-century Papal politics.

1520 - 1589
1524

Rani Durgavati

Queen of Gond

Warrior queen of the Gond kingdom celebrated for her resistance against Mughal expansion.

1524 - 1564
1609

Paul Fleming

German physician and poet

German physician and Baroque-era poet known for his detailed travel writings and lyrical verse.

1609 - 1640
1641

Françoise-Athénaïs

marquise de Montespan, French mistress of Louis XIV of France

French noblewoman and chief mistress to King Louis XIV, whose influence shaped the court during the Grand Siècle.

1641 - 1707

🕊️ Deaths

-659 (659 BC)

Pradyota

King of Avanti and Magadha

Ancient king who ruled the powerful Avanti and Magadha kingdoms in central India.

578

Justin II

Byzantine emperor

Byzantine emperor who reigned from 565 to 578 AD, facing wars with the Sassanid Empire.

520 - 578
610

Phocas

Byzantine emperor

Byzantine emperor from 602 to 610 AD, remembered for his turbulent and violent reign.

989

Henry III

duke of Bavaria

Duke of Bavaria from 954 until his death in 989, member of the Ottonian dynasty.

940 - 989
1056

Henry III

Holy Roman Emperor

Holy Roman Emperor from 1046 to 1056, known for strengthening imperial authority.

1016 - 1056
1111

Robert II

count of Flanders

Count of Flanders from 1093 to 1111, known for his piety and patronage of the church.

1065 - 1111
1112

Sigebert of Gembloux

French monk, historian, and author

11th-century French monk, historian, and author, noted for his chronicles.

1030 - 1112
1214

Alfonso VIII

king of Castile and Toledo

King of Castile and Toledo from 1158 to 1214, victor of Las Navas de Tolosa.

1155 - 1214
1225

Al-Nasir

Abbasid caliph

Abbasid caliph from 1180 to 1225, noted for his administrative reforms.

1158 - 1225

🎁 Birth Symbols

Birthstone

10月05日のOpalの画像
Opal
October's traditional birthstone with rainbow play-of-color, a mystical gem symbolizing fortune and hope.
10月05日のTourmalineの画像
Tourmaline
October's birthstone called 'stone of mixed colors' with diverse hues, electric stone symbolizing hope and friendship.

Zodiac Sign

10月05日のLibraの画像
Libra
The zodiac sign of beauty and love that values balance and harmony, symbolizing sociability and fairness.

Birth Monster (Mytho-Digital Creature)

10月05日のCarnival Shapeshifterの画像
Carnival Shapeshifter
A transformation master changing form with festival fervor, stimulating people's creativity. Knows the truth beneath masks.

Birth Stationery

10月05日のMasking Tapeの画像
Masking Tape
The guardian stationery of October births, embodying duality of decoration and protection, enabling creative expression and temporary transformation.

Birth Element (Hyper-Periodic Element)

10月05日のAluminumの画像
Aluminum
A modern metal that is lightweight yet strong, infinitely recyclable

Birth Tea

10月05日のChai (Masala Chai)の画像
Chai (Masala Chai)
A traditional Indian tea blend with spices and milk, featuring a complex and rich flavor profile created by multiple spices, perfect for warming the body.

Birth Coffee

10月05日のPumpkin Spice Latteの画像
Pumpkin Spice Latte
A North American autumn tradition featuring spices like cinnamon, nutmeg, and cloves with pumpkin flavor, symbolizing October's transformation and harvest joy through creative combinations and limited-time exclusivity.

Birth Cheese

10月05日のMimoletteの画像
Mimolette
French cheese of Dutch origin. Vibrant orange color with bumpy surface reminiscent of lunar landscape, featuring distinctive appearance.

Birth Chocolate

10月05日のOrange Peel Chocolateの画像
Orange Peel Chocolate
An elegant French confection featuring candied orange peel coated with chocolate.

Birth Bread

10月05日のPain de Campagneの画像
Pain de Campagne
French country bread with rustic appearance yet complex flavors and distinctive shape, representing free-spirited nature

Birth Fragrance

10月05日のCinnamonの画像
Cinnamon
A warm, spicy fragrance that stimulates creative energy and expresses the vitality of autumn

Birth Algorithm

10月05日のGenetic Algorithmの画像
Genetic Algorithm
An evolutionary algorithm that mimics biological evolution to creatively search for optimal solutions from diverse candidates

Birth Cognitive Bias (Mind's Quirk)

10月05日のChameleon Effectの画像
Chameleon Effect
A social conformity bias that unconsciously mimics the behaviors and attitudes of surrounding people, creating a natural blending effect within groups

Birth Drink

SoCo Ginger
A peaceful person who thinks twice or thrice before acting

Birth Flower

Pineapple Lily
perfection 、 completeness 、 you are perfect
Spider Flower
secret time 、 butterfly dancing in the wind 、 intoxicated by your beauty 、 small love
Datura
charm 、 in a dream 、 intoxicating you 、 intoxication