* Tungsten light bulb ( 60 – 100 W ): 250 – 450 mA

* 1966 – Braniff Airlines Flight 250 crashes in Falls City, Nebraska killing all 42 on board.

** Gongsun Long ( c. 325 BC – c. 250 BC )

AD 250 – 336 ), a Christian presbyter in Alexandria, Egypt, concerning the relationship of the persons of the Trinity (' God the Father ', ' God the Son ' ( Jesus of Nazareth ), and ' God the Holy Spirit ') and the precise nature of the Son of God as being a subordinate entity to God the Father.

* Adrian ( costume designer ) ( 1903 – 1959 ), born Adrian Adolph Greenberg, costume designer for over 250 films

During the 4th century BC, there may well have been some 250, 000 – 300, 000 people in Attica.

* 1813 – Creek War – Fort Mims massacre: Creek " Red Sticks " kill over 500 settlers ( including over 250 armed militia ) in Fort Mims, north of Mobile, Alabama.

* 1915 – The arrest of 250 Armenian intellectuals and community leaders in Istanbul marks the beginning of the Armenian Genocide.

Ambrose of Alexandria ( before 212 – c. 250 ) was a friend of the Christian theologian Origen.

By 1 July 1933 there were 1, 463 working camps with 250, 000 junior enrollees ( 18 – 25 years of age ), 28, 000 veterans, 14, 000 American Indians, and 25, 000 Locally Enrolled ( or Experienced ) Men ( LEM ).

After the Library of Congress converted to pinyin in 1997, librarian Jiajian Hu ( 1999: 250 – 1 ) listed three reasons why they deemed Wade – Giles unsatisfactory and added four more.

* 1996 – Proposed budget cuts by Benjamin Netanyahu spark protests from 250, 000 workers who shut down services across Israel.

An oblique reference to Epimenides in the context of logic appears in " The Logical Calculus " by W. E. Johnson, Mind ( New Series ), volume 1, number 2 ( April, 1892 ), pages 235 – 250.

The skull from Gawis, Ethiopia, is believed to be 500, 000 – 250, 000 years old.

* 1942 – World War II: nearly 250 Japanese warplanes attack the northern Australian city of Darwin killing 243 people.

* 1909 – The Flores Theater fire in Acapulco, Mexico kills 250.

" New Political Economy, Volume 11, Issue 2 June 2006, pp. 227 – 250

" New Political Economy, Volume 11, Issue 2 June 2006, pages 227 – 250

The Guatemalan region of Mesoamerica was dominated by the Maya civilization ( 2, 000 BC – AD 250 ), before the Spanish arrived in the 16th century ; although most of the great, Classic-era ( AD 250 – 900 ) Maya cities of the Petén Basin region, in the northern lowlands of Guatemala, had been abandoned by the year AD 1, 000 ; however, the states in the Guatemalan central highlands, flourished until the arrival of Pedro de Alvarado, the Spanish Conquistador who began subjugating the Indian states of Guatemala in 1525.

Constantius I (; c. 31 March 250 – 25 July 306 ), commonly known as Constantius Chlorus, was Roman Emperor from 293 to 306.

Q. Fabius Pictor ( c. 250 BC ) tells that Roman consuls started for the first time 239 years after Rome's foundation.

* Nutton V. Roman Medicine, 250 BC to AD 200, and Medicine in Late Antiquity and the Early Middle Ages, in Lawrence C .( ed.

For 250 years Christians suffered from sporadic persecutions for their refusal to worship the Roman emperor, considered treasonous and punishable by execution.

Isidore of Miletus and Anthemius of Tralles originally planned on a main hall of the Hagia Sophia that measured 230 feet by 250 feet, making it the largest church in Constantinople, but the original dome was nearly 20 feet lower than it was constructed, “ Justinian suppressed these riots and took the opportunity of marking his victory by erecting in 532-7 the new Hagia Sophia, one of the largest, most lavish, and most expensive buildings of all time .” Although Isidore of Miletus and Anthemius of Tralles were not formally educated in architecture, they were scientists that could organize the logistics of drawing thousands of laborers and unprecedented loads of rare raw materials from around the Roman Empire to create the Hagia Sophia for Emperor Justinian I.

The first 250 years of the current era are the period during which Roman law and Roman legal science reached the highest degree of perfection.

Theocritus, who lived from about 310 to 250 BC, was the creator of pastoral poetry, a type that the Roman Virgil mastered in his Eclogues.

Emperor Decius, who ruled from 249 to 251 AD, persecuted Christians in the Roman Empire rather sporadically and locally, but starting January in the year 250, he ordered all citizens to perform a religious sacrifice in the presence of commissioners, or else face death.

The term first appears in Roman references around 250 BC, at a time when the opal was valued above all other gems.

Year 250 BC was a year of the pre-Julian Roman calendar.

Maximian (; c. 250 – c. July 310 ) was Roman Emperor from 286 to 305.

In January 250, Decius issued one of the most remarkable Roman imperial edicts.

* Clarke, John R Embodying male and female sexuality: Hermaphroditus in Looking at Lovemaking: Constructions of sexuality in Roman art, 100 BC-AD 250.

Madrid ) 02. jpg | Mosaic from Roman Spain ( 201 – 250 AD )

He was suffect consul and in 250 was nominated governor of the Roman province of Moesia Superior, an appointment that showed the confidence of Emperor Trajan Decius in him.

" Still, a three-judge panel found 25 % of the State's elementary students attended nonpublic schools, about 95 % of those attended Roman Catholic schools, and the sole beneficiaries under the act were 250 teachers at Roman Catholic schools.

Herennius Modestinus, or simply Modestinus, was a celebrated Roman jurist, a student of Ulpian who flourished about 250.

* Clarke, John R., The Houses of Roman Italy, 100 BC-AD 250.

After only two years of existence, the Roman College already counted 250 alumni.

In Christian tradition there is the well-known story of " The Seven Sleepers of Ephesus ", recounting a group of early Christians who hid in a cave about 250 AD, to escape the persecution of Christians during the reign of the Roman emperor Decius, fell into a miraculous sleep and woke some 200 years later during the reign of Theodosius II, to discover that the city and the whole Empire had become Christian.

The Seven Sleepers, commonly called the " Seven Sleepers of Ephesus ", refers to a group of Christian youths who hid inside a cave outside the city of Ephesus around 250 AD, to escape a persecution of Christians being conducted during the reign of the Roman emperor Decius.

The story alleges that during the persecutions of the Roman emperor Decius, around 250 AD, seven young men were accused of following Christianity.