These pages contain the trends of millennia and centuries. ... // Overview Events 212: Constitutio Antoniniana grants citizenship to all free Roman men 212-216: Baths of Caracalla 230-232: Sassanid dynasty of Persia launches a war to reconquer lost lands in the Roman east 235-284: Crisis of the Third Century shakes Roman Empire 250-538: Kofun era, the first... As a means of recording the passage of time, the 4th century was that century which lasted from 301 to 400. ... Europe in 450 The 5th century is the period from 401 to 500 in accordance with the Julian calendar in the Christian Era. ... This is a list of decades which have articles with more information about them. ... Centuries: 2nd century - 3rd century - 4th century Decades: 220s - 230s - 240s - 250s - 260s - 270s - 280s - 290s - 300s - 310s - 320s Years: 270 271 272 273 274 275 276 277 278 279 Events Crisis of the Third Century Significant people Aurelian, Roman Emperor Marcus Claudius Tacitus, Roman Emperor Probus, Roman Emperor Categories... Centuries: 2nd century - 3rd century - 4th century Decades: 230s - 240s - 250s - 260s - 270s - 280s - 290s - 300s - 310s - 320s - 330s Years: 280 281 282 283 284 285 286 287 288 289 Significant people Diocletian, Roman Emperor Maximian, Roman Emperor Categories: 280s ... Centuries: 2nd century - 3rd century - 4th century Decades: 240s - 250s - 260s - 270s - 280s - 290s - 300s - 310s - 320s - 330s - 340s Years: 290 291 292 293 294 295 296 297 298 299 300 Significant people Diocletian, Roman Emperor Maximian, Roman Emperor Categories: 290s ... Centuries: 3rd century - 4th century - 5th century Decades: 250s - 260s - 270s - 280s - 290s - 300s - 310s - 320s - 330s - 340s - 350s 290 300 301 302 303 304 305 306 307 308 309 Significant people Diocletian, Roman Emperor Maximian, Roman Emperor Categories: 300s ... Centuries: 3rd century - 4th century - 5th century Decades: 250s - 260s _ 270s - 290s - 300s - 310s - 320s - 330s - 340s - 350s - 360s Years: 310 311 312 313 314 315 316 317 318 319 Significant people Constantine, Roman Emperor Licinius, Roman Emperor Maximinus, Roman Emperor Categories: 310s ... Centuries: 3rd century - 4th century - 5th century Decades: 270s - 280s - 290s - 300s - 310s - 320s - 330s - 340s - 350s - 360s - 370s Years: 320 321 322 323 324 325 326 327 328 329 Events Constantine I of the Roman Empire starts legislating Christian beliefs into civil law. ... Centuries: 3rd century - 4th century - 5th century Decades: 280s - 290s - 300s - 310s - 320s - 330s - 340s - 350s - 360s - 370s - 380s Years: 330 331 332 333 334 335 336 337 338 339 Events Significant People Constantine I Constantine II Constantius II Constans Categories: 330s ... This page indexes the individual years pages. ... For other uses, see 304 (disambiguation). ... Events May 1 - Diocletian and Maximian, emperors of Rome, retire from office. ... Events July 25 - Constantine I proclaimed Roman Emperor by his troops. ... Events November 11 - The Congress of Carnuntum: Attempting to keep peace within the Roman Empire, the leaders of the Tetrarchy declare Maxentius Augustus, and rival contender Constantine I is declared Caesar (junior emperor of Britain and Gaul) Births Deaths Categories: 308 ... For the car known as the 309, see Peugeot 309. ... Events While Constantine was campaigning against the Bructeri, Maximian attempted to make himself emperor at Arles. ... 306 state leaders - Events of AD 307 - AD 308 state leaders - State leaders by year Europe Western Roman Empire Constantine I, Roman Emperor Britain (306-337) Maxentius, Roman Emperor in Rome (306-312) Maximian, Roman Emperor in Rome (286-305, 307-308) Severus, Roman Emperor in Milan (306-307) Middle... The Gregorian calendar is the most widely used calendar in the world. ... Ab urbe condita (related with Anno urbis conditae: AUC or a. ... The Armenian calendar uses the Armenian numerals. ... The Baháí calendar, also called the Badí‘ calendar, used by the Baháí Faith, is a solar calendar with regular years of 365 days, and leap years of 366 days. ... The Buddhist calendar is used on mainland southeast Asia in the countries of Cambodia, Laos, Thailand, and Myanmar (formerly Burma) in several related forms. ... The Chinese calendar is a lunisolar calendar, akin to the Hebrew calendar & Hindu Calendar, incorporating elements of a lunar calendar with those of a solar calendar. ... The Chinese sexagenary cycle (Chinese: ; pinyin: gānzhī) is a cyclic numeral system of 60 combinations of the two basic cycles, the ten Heavenly Stems (天干; tiāngān) and the twelve Earthly Branches (地支; dìzhī). These have been traditionally used as a means of numbering the years, not only in... The Chinese sexagenary cycle (Chinese: ; pinyin: gānzhī) is a cyclic numeral system of 60 combinations of the two basic cycles, the ten Heavenly Stems (天干; tiāngān) and the twelve Earthly Branches (地支; dìzhī). These have been traditionally used as a means of numbering the years, not only in... The Coptic calendar, also called the Alexandrian calendar, is used by the Coptic Orthodox Church. ... The Ethiopian calendar (Amharic: የኢትዮጵያ ዘመን አቆጣጠር yeĪtyōṗṗyā zemen āḳoṭaṭer) or Ethiopic calendar is the principal calendar used in Ethiopia, as well as in Eritrea before it became independent. ... The Hebrew calendar (Hebrew: ‎) or Jewish calendar is the annual calendar used in Judaism. ... A page from the Hindu calendar 1871-72. ... There is disagreement as to the meaning of the Indian word Samvat. ... The Indian national calendar (sometimes called Saka calendar) is the official civil calendar in use in India. ... Kali Yuga is also the title of a book by Roland Charles Wagner. ... The Holocene calendar, Human Era count or Jōmon Era count (Japan) uses a dating system similar to astronomical year numbering but adds 10,000, placing a year 0 at the start of the Jōmon Era (JE), the Human Era (HE, the beginning of human civilization) and the aproximate... The Iranian calendar (Persian: ‎) also known as Persian calendar or the Jalāli Calendar is a solar calendar currently used in Iran and Afghanistan. ... The Islamic calendar or Muslim calendar (Arabic: التقويم الهجري; at-taqwīm al-hijrī; Persian: تقویم هجري قمری ‎ taqwīm-e hejri-ye qamari; also called the Hijri calendar) is the calendar used to date events in many predominantly Muslim countries, and used by Muslims everywhere to determine the proper day on which to celebrate... Koinobori, flags decorated like koi, are popular decorations around Childrens Day This mural on the wall of a Tokyo subway station celebrates Hazuki, the eighth month. ... It has been suggested that this article or section be merged with Japanese era name. ... Japanese era name (年号, nengō, lit. ... The Julian calendar was introduced in 46 BC by Julius Caesar and came into force in 45 BC (709 ab urbe condita). ... The traditional Korean calendar is directly derived from the Asian calendar. ... The Thai solar, or Suriyakati (สุริยคติ), calendar is used in traditional and official contexts in Thailand, although the Western calendar is sometimes used in business. ...

Events

Roman Empire

• March 31 — After divorcing his wife Minervina, Constantine marries Fausta, the daughter of the retired Emperor Maximian.
• Galerius unsuccessfully invades Italy and names Licinius as Augustus.
• Flavius Valerius Severus, charged by Galerius to defeat Maximian and Maxentius is defeated by the latter. Abandoned by his troops, he commits suicide.

March 31 is the 90th day of the year in the Gregorian calendar (91st in leap years), with 275 days remaining. ... Head of Constantines colossal statue at Musei Capitolini Gaius Flavius Valerius Aurelius Constantinus[1] (February 27, 272–May 22, 337), commonly known as Constantine I, Constantine the Great, or (among Eastern Orthodox and Eastern Catholic[2] Christians) Saint Constantine, was a Roman Emperor, proclaimed Augustus by his troops on... Maximian Marcus Aurelius Valerius Maximianus Herculius (c. ... Galerius Maximianus (c. ... As of Licinius Aureus of Licinius, celebrating his tenth year of reign and the fifth year of his son Licinius (on the obverse). ... Augustus (plural augusti) is Latin for majestic or venerable. The feminine form is Augusta. ... Flavius Valerius Severus as caesar. ... Marcus Aurelius Valerius Maxentius ( 278-28 October 312) was Western Roman Emperor from 306 to 312. ...

Asia

• Jin Huai Di becomes emperor of China.

Format of naming convention in English is under discussion at Wikipedia talk:Naming conventions (Chinese) and Wikipedia talk:Naming conventions (Chinese)/monarchical titles. ... The following table of Chinese monarchs is in no way inclusive. ...

Religion

• Marcellus I becomes Pope.

Marcellus I, pope, succeeded Marcellinus, after a considerable interval, most probably in May 307; under Maxentius he was banished from Rome in 309 on account of the tumult caused by the severity of the penances he had imposed on Christians who had lapsed under the recent persecution. ... Topics in Christianity Movements · Denominations Ecumenism · Preaching · Prayer Music · Liturgy · Calendar Symbols · Art · Criticism Important figures Apostle Paul · Church Fathers Constantine · Athanasius · Augustine Anselm · Aquinas · Palamas · Wycliffe Tyndale · Luther · Calvin · Wesley Arius · Marcion of Sinope Pope · Archbishop of Canterbury Patriarch of Constantinople Christianity Portal This box:      The Pope (from Latin...

Births

Deaths

• 16 September — Flavius Valerius Severus, deposed Roman Emperor (murder)