July 21, 365
A terrible earthquake in Crete triggers a 9m wave that hits the nearby coasts; many cities are destroyed and, in the decline of the Roman Empire, never rebuilt; perhaps further earthquakes, including one in Sicily in the same period, worsen the toll of losses in
4th century
Augustine of Hippo: The world was made with time, not in time; He exists outside of time.
300 AD
The city of Teotihuacan, after an initial authoritarian period until 300 AD, underwent a period of egalitarian rule: all evidence indicates that Teotihuacan had consciously established a system of self-government, without a top-down military, religious, or administrative structure. This was the case with much older
3rd century
Diocletian divides the Roman Empire: West (capital: Rome) and East (capital: Constantinople / Byzantium)
3rd – 4th century
The Huns rage in Poland, Russia, the Balkans, Central Europe, Greece, Italy, Mongolia, China, India, North Africa
3rd century
Pappos’s Theorem: With 9 lines and 9 points where the lines intersect, if all but one of the points are the intersection of three lines, then the last point is also the intersection of three lines. (With 10 lines and 10 points, the theorem is
August 29, 284
New reference of the Roman calendar: 1st year of the Era of Diocletian or of the Martyrs (previously the calendar referred to 753 BC: foundation of Rome) still in use among the Copts of Upper Egypt
March – June 212
Edict of Caracalla: Roman citizenship granted to all non-slave inhabitants of the Empire. Centrifugal forces and the success of Romanization.
3rd century
Invasions of the British Isles by the Angles, from the East, and the Saxons, from the South
3rd century
Ctesibius in Alexandria under Ptolemy II the Philadelphian, invented the suction and pressure pump, the hydraulic organ, various forms of catapult, the water clock
2nd century
species of considerable importance in global citrus cultivation, the lemon (Citrus limon L.) is native to India. According to some archaeological finds, it was present in Italy as early as the 2nd century AD, but its cultivation began around 1100-1200 AD with the Arabs, who
1960s 2nd century
Judea and Galilee, present-day Israel. The last survivors of the civil war between Jews and Romans die. The relationship between these two opposing worldviews was doomed from the beginning. In the end, Rome prevailed, but at a heavy cost: over the course of several centuries,
September 117
Near East. All the revolts of the Jewish diaspora are now crushed by the Romans.
2nd century AD
The Hermapollon (we know this thanks to a papyrus with the loan agreement) returned to Alexandria, Egypt, with its precious cargo, stowed in Mauziris, in southern India: 167 elephant tusks (3.5 tons) and 600 kg of broken tusks, 80 containers of nard (a few tons),
2nd century – 16th century AD
Mexico. A ball game, it involves wearing a heavy stone belt, perhaps during the preparatory stages of the game, a belt weighing about 50 kg. The ball is made of natural rubber. These objects impressed the Spanish conquistadors with their incredible ability to bounce everywhere.
89
Inchunthil, Scotland. The Romans retreated and did everything possible to leave the Celts with nothing of use, especially metal objects. They also burned the fort, and from the ash they removed the nails and staples used for axes. Everything, including non-transportable weapons and armor, and
August 24, 79
Vesuvius erupts, destroying Pompeii, Herculaneum, and Stabiae: 16,000 dead
September 7, 70
9th of the month of Av (Tisha b’Av ט׳ באב). Jerusalem. The fire devours the wooden parts of the temple and around it, for a whole day.
July – August 70
Jerusalem. The Romans complete the construction of two siege towers. Titus advances them against the western exedra of the Temple. But the massive walls resist the battering rams. The Romans then attempt to use ladders. Many manage to reach the roof, and, for added motivation,
February 70
Jerusalem, besieged by the Romans, is internally divided into three factions: 10,000 fighters with Simon bar Giora, 6,000 Zealots with John of Giscala, and 2,400 with Eleazar. Titus’s Romans have four legions, with the arrival of the XII Fulminata, joining the V Macedonica, X Fretensis,
1st – 3rd century
Gnostic Christianity is in the minority in the Roman Empire, but still has a large following.
1st century AD
The Romans invented glass mirrors (previously they were just smooth metal surfaces). Adding glass to a sheet of metal protected the metal from corrosion and scratches while also minimizing its thickness.
1st century AD
Pliny wrote Naturalis historia, a 37-volume treatise; later, Plutarch completed the foundations of Roman scientific and literary culture.
61
Britain. The Romans annex the Iceni territory in East Anglia after the death of their king Prasutagus. This sparks a revolt led by his widow, Boudicca, which spreads across much of southeastern Britain. Camulodunum (Colchester), Londinum (London), and Verulamium (St. Albans) are burned. Boudicca is



