Dey (, ) is the tenth month of the

Solar Hijri calendar The Solar Hijri calendar is the official calendar of Iran. It is a solar calendar, based on the Earth's orbit around the Sun. Each year begins on the day of the March equinox and has years of 365 or 366 days. It is sometimes also called the S ...

, the official calendar of

Iran Iran, officially the Islamic Republic of Iran (IRI) and also known as Persia, is a country in West Asia. It borders Iraq to the west, Turkey, Azerbaijan, and Armenia to the northwest, the Caspian Sea to the north, Turkmenistan to the nort ...

and

Afghanistan Afghanistan, officially the Islamic Emirate of Afghanistan, is a landlocked country located at the crossroads of Central Asia and South Asia. It is bordered by Pakistan to the Durand Line, east and south, Iran to the Afghanistan–Iran borde ...

. It marks the start of winter. It has thirty days, beginning in December and ending in January of the

Gregorian Calendar The Gregorian calendar is the calendar used in most parts of the world. It went into effect in October 1582 following the papal bull issued by Pope Gregory XIII, which introduced it as a modification of, and replacement for, the Julian cale ...

. The associated

astrological sign In Western astrology, astrological signs are the twelve 30-degree sectors that make up ecliptic, Earth's 360-degree orbit around the Sun. The signs enumerate from the first day of spring, known as the First Point of Aries, which is the Equinox (c ...

in the

tropical zodiac The zodiac is a belt-shaped region of the sky that extends approximately 8° north and south celestial latitude of the ecliptic – the apparent path of the Sun across the celestial sphere over the course of the year. Within this zodiac bel ...

is Capricorn. The name is derived from Daθušō, "The Creator" (i.e.

Ahura Mazda Ahura Mazda (; ; or , ),The former is the New Persian rendering of the Avestan form, while the latter derives from Middle Persian. also known as Horomazes (),, is the only creator deity and Sky deity, god of the sky in the ancient Iranian ...

Events

* 10 - 1363 - In a public ceremony in

Bandar Seri Begawan Bandar Seri Begawan (BSB) is the capital and largest city of Brunei. It is officially a Municipalities of Brunei, municipal area () with an area of and an estimated population of 100,700 as of 2007. It is part of Brunei–Muara District, the s ...

, Sultan of Brunei

Hassanal Bolkiah Hassanal Bolkiah Muiz'zaddin Wad'daulah (born 15 July 1946) is the List of sultans of Brunei, Sultan of Brunei since 1967, and Prime Minister of Brunei, prime minister of Brunei since its independence from the United Kingdom in 1984. He is one ...

declares Brunei as an sovereign, independent nation. * 5 - 1370 -

Dissolution of the Soviet Union The Soviet Union was formally dissolved as a sovereign state and subject of international law on 26 December 1991 by Declaration No. 142-N of the Soviet of the Republics of the Supreme Soviet of the Soviet Union. Declaration No. 142-Н of ...

* 6 - 1383 - Boxing Day tsunami *9 - 1388 - Conservative counterdemonstrations during 2009–10 Iranian election protests. Commemorated by hardline figures. * 27 - 1345 -

Super Bowl I The first AFL–NFL World Championship Game (known retroactively as Super BowlI and referred to in contemporaneous reports, including the game's radio broadcast, as the Super Bowl) was an American football game played on January 15, 1967, at th ...

held at the Los Angeles Memorial Coliseum in Los Angeles, California between the National Football League and the American Football League.

Births

Deaths

* 5–1351 -

Harry S. Truman Harry S. Truman (May 8, 1884December 26, 1972) was the 33rd president of the United States, serving from 1945 to 1953. As the 34th vice president in 1945, he assumed the presidency upon the death of Franklin D. Roosevelt that year. Subsequen ...

, 33rd President of the United States * 5–1385 -

Gerald Ford Gerald Rudolph Ford Jr. (born Leslie Lynch King Jr.; July 14, 1913December 26, 2006) was the 38th president of the United States, serving from 1974 to 1977. A member of the Republican Party (United States), Republican Party, Ford assumed the p ...

, 38th President of the United States * 13–1391 - Ayatollah

Mojtaba Tehrani Grand Ayatollah Agha Mojtaba Tehrani (Persian: مجتبي تهراني) (4 April 1933 – 1 January 2013) was an Iranian Twelver Shi'a Marja' taqlid, which is described as "a high-ranking Shia cleric who is regarded as a source of emulation". ...

, was an Iranian Twelver Shi'a Marja' taqlid. * 15–1311 -

Calvin Coolidge Calvin Coolidge (born John Calvin Coolidge Jr.; ; July 4, 1872January 5, 1933) was the 30th president of the United States, serving from 1923 to 1929. A Republican Party (United States), Republican lawyer from Massachusetts, he previously ...

, 30th President of the United States * 15–1297 -

Theodore Roosevelt Theodore Roosevelt Jr. (October 27, 1858 – January 6, 1919), also known as Teddy or T.R., was the 26th president of the United States, serving from 1901 to 1909. Roosevelt previously was involved in New York (state), New York politics, incl ...

, 26th President of the United States

Observances

* Khorram rooz and Feast Day of Ahura Mazda - 1 Dey * Christmas Eve - 3 or 4 Dey *

Christmas Christmas is an annual festival commemorating Nativity of Jesus, the birth of Jesus Christ, observed primarily on December 25 as a Religion, religious and Culture, cultural celebration among billions of people Observance of Christmas by coun ...

- 4 or 5 Dey, celebrated by Christians of Iranian descent who use the Gregorian Calendar (Georgian date: December 25) *

Boxing Day Boxing Day, also called as Offering Day is a holiday celebrated after Christmas Day, occurring on the second day of Christmastide (26 December). Boxing Day was once a day to donate gifts to those in need, but it has evolved to become a part ...

- 5 or 6 Dey *

New Year's Day In the Gregorian calendar, New Year's Day is the first day of the calendar year, January 1, 1 January. Most solar calendars, such as the Gregorian and Julian calendars, begin the year regularly at or near the December solstice, northern winter ...

(Gregorian calendar) - 10 or 11 Dey *

Zartosht No-Diso Zartosht no-diso, or Zarthost no deeso, is an important day of remembrance in the Zoroastrian religion. It is a commemoration of the death anniversary of the prophet Zoroaster. It is observed on the 11th day (Khorshed) of the 10th month ( Dae). ...

- 11 Dey (Zoroastrian holiday, one of the most holy days of Zoroastrianism) * Traditional Epiphany and Armenian Christmas - 16 or 17 Dey * Ethiopian Christmas - 17 or 18 Dey * Feast of the Baptism of the Lord - 23 or 24 Dey (Traditional), fourth Sunday of Dey (modern) * Traditional Epiphany (Julian Calendar) and Timkat - 29 or 30 Dey For those countries that observe Epiphany on the first Sunday of January following the New Year, the Solar Hijri date falls as the third Sunday of Dey.

References

Months of the Iranian calendar {{Iran-stub