300

This article is about the year 300. For the number, see 300 (number). For other uses, see 300 (disambiguation).

Millennium:	1st millennium
Centuries:	2nd century 3rd century 4th century
Decades:	280s 290s 300s 310s 320s
Years:	297 298 299 300 301 302 303

300 in various calendars

Gregorian calendar	300 CCC
Ab urbe condita	1053
Assyrian calendar	5050
Balinese saka calendar	221–222
Bengali calendar	−293
Berber calendar	1250
Buddhist calendar	844
Burmese calendar	−338
Byzantine calendar	5808–5809
Chinese calendar	己未年 (Earth Goat) 2997 or 2790     — to — 庚申年 (Metal Monkey) 2998 or 2791
Coptic calendar	16–17
Discordian calendar	1466
Ethiopian calendar	292–293
Hebrew calendar	4060–4061
Hindu calendars
- Vikram Samvat	356–357
- Shaka Samvat	221–222
- Kali Yuga	3400–3401
Holocene calendar	10300
Iranian calendar	322 BP – 321 BP
Islamic calendar	332 BH – 331 BH
Javanese calendar	180–181
Julian calendar	300 CCC
Korean calendar	2633
Minguo calendar	1612 before ROC 民前1612年
Nanakshahi calendar	−1168
Seleucid era	611/612 AG
Thai solar calendar	842–843
Tibetan calendar	阴土羊年 (female Earth-Goat) 426 or 45 or −727     — to — 阳金猴年 (male Iron-Monkey) 427 or 46 or −726

The world in 300

Year 300 (CCC) was a leap year starting on Monday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Constantius and Valerius (or, less frequently, year 1053 Ab urbe condita). The denomination 300 for this year has been used since the early Middle Ages / Medieval period, when the Latin language term / abbreviation "Anno Domini" ("In the year of Our Lord") for the calendar era became the prevalent universal / worldwide method for naming and numbering years. First beginning in Europe at the end of the Roman Empire (after the split of the Western Roman Empire and Eastern Roman Empire (later Byzantine Empire) in the early Middle Ages / Medieval period.

Then the Christian-oriented dating system then spreading west across the Atlantic Ocean with the Western European explorers and religious faith to the continents of the Americas of the Western Hemisphere, then through the simultaneous movement of the various Christian churches, and Europeans along sea trading routes with the military / political / economic / social influences of Colonialism / Imperialism spread worldwide to Africa, Asia and Australia / Oceania.

Events

By place

Roman Empire

• Emperor Diocletian begins construction of a palace that will become the city of Split (approximate date). Diocletian, who plans on abdicating, intends to use this palace as his place of retirement.
• Caesar Constantius I wins a victory over the Franks (approximate date).

Asia

• The lion becomes extinct from Armenia (approximate date).
• The Yayoi period ends in Ancient Japan (approximate date).
• Wootz steel is developed in India (approximate date).
• The Kama Sutra, an Indian handbook on the art of sexual love, is probably produced around this time by the sage Vatsyayana.
• Micheon becomes ruler of the Korean kingdom of Goguryeo.

Africa

• The elephant becomes extinct in North Africa (approximate date).
• The Atlas wild ass becomes extinct (approximate date).

Mesoamerica

• The Formative/Preclassic period in Mesoamerica comes to an end approximately around this year.
• The Mayan civilization reaches its most prolific period, the classic period, in what is now Guatemala, Belize and parts of southern Mexico adjacent to the former two. During most of this period, Tikal dominates the Mayan world.

By topic

Art and Science

• The magnetic compass for navigation is invented in China (approximate date).
• The Panchatantra, a Sanskrit collection of fables and fairy tales, is written in India.
• The Tetrarchs are probably made in Egypt. After 330 they are moved to Constantinople and in 1204 they are installed at the corner of the facade of the St Mark's Basilica, Venice (approximate date).
• Diocletian's Palace, Split, Croatia, is built. Its model is nowadays kept at the Museo della Civilta Romana, Rome.

Religion

• Peter of Alexandria becomes Patriarch of Alexandria.
• Possible date of the Codex Vaticanus Graecus 1209 and Codex Sinaiticus, manuscripts of the Bible written in Greek.
• Tiridates III makes his kingdom of Armenia the first state to adopt Christianity as its official religion.
• Approximate date of the Synod of Elvira in Elvira, Spain, which prohibits interaction with Jews, pagans, and heretics.

Births

• Aemilia Hilaria, Gallo-Roman physician (approximate date)
• Flavius Hermogenes, Roman prefect and politician (d. 361)
• Frumentius, Syrian missionary and bishop (approximate date)
• Hilary of Poitiers, Gallo-Roman bishop (approximate date)
• Li Shou, Chinese emperor of the Cheng Han Dynasty (d. 343)
• Macarius of Egypt, Coptic Christian monk and hermit (d. 391)
• Min of Jin, Chinese emperor of the Jin Dynasty (d. 318)
• Zeno of Verona, Christian bishop and martyr (approximate date)

Deaths

• Jia Mi, Chinese general, official and politician
• Jia Nanfeng, Chinese empress of the Jin Dynasty (b. 257)
• Liu Ling, Chinese scholar and poet (b. 221)
• Lüzhu, Chinese dancer, singer and music teacher
• Pan Yue, Chinese poet and writer (b. 247)
• Pei Wei, Chinese philosopher and politician (b. 267)
• Shi Chong, Chinese politician and statesman (b. 249)
• Sima Yu, Chinese prince of the Jin Dynasty (b. 278)
• Sporus of Nicaea, Greek mathematician (approximate date)
• Zhang Hua, Chinese official, scholar and poet (b. 232)