Peloponnesian War
A long war between Athens and the Sparta-led Peloponnesian League ends in Athens' defeat.
A long war between Athens and the Sparta-led Peloponnesian League ends in Athens' defeat.
The philosopher Socrates is convicted by an Athenian jury of impiety and corrupting the youth, and is executed by drinking hemlock.
Plato establishes the Academy in Athens, a centre of philosophy with lasting influence on the Greek world.
Philip II of Macedon defeats Athens and Thebes, establishing Macedonian dominance over Greece.
After the assassination of Philip II, his son Alexander, then about 20, succeeds to the Macedonian throne.
Alexander the Great defeats Darius III, sealing the fall of the Achaemenid Empire.
Alexander the Great dies in Babylon aged 32, leaving an empire stretching from Greece to India.
Chandragupta Maurya overthrows the Nanda dynasty of Magadha, founding the first empire to unite most of the Indian subcontinent.
In Alexandria, Euclid systematises geometry and number theory in the thirteen books of the Elements, one of the most influential mathematics textbooks ever written.
Rome and Carthage fight for control of Sicily; Rome wins and gains its first overseas province.
Emperor Ashoka conquers Kalinga; the war's devastation leads him to embrace Buddhism.
Emperor Ashoka has edicts inscribed on rocks and pillars across his empire, promoting Buddhist ethics and tolerance.
Thục Phán (An Dương Vương) unites the Âu Việt and Lạc Việt into the kingdom of Âu Lạc, with its capital at Cổ Loa; 257 BCE is the traditional date.
According to tradition, the monk Mahinda, son of Ashoka, brings Buddhism to Anuradhapura and converts King Devanampiya Tissa.
Eratosthenes estimates the Earth's circumference by comparing the angle of the Sun's rays at Syene and Alexandria, with a remarkably close result.
The state of Qin conquers its rivals, ending the Warring States period; Ying Zheng proclaims himself the First Emperor.
Hannibal crosses the Alps to invade Italy, but Rome ultimately prevails and Carthage loses its status as a great power.
Hannibal encircles and destroys a much larger Roman army in southern Italy, one of Rome's worst defeats.
Under Qin Shi Huang, general Meng Tian connects and extends northern walls as a defence against the Xiongnu.
The mathematician and engineer Archimedes is killed by a Roman soldier during the fall of Syracuse.
The first emperor of unified China dies while on tour; the Qin dynasty collapses within a few years.
Scipio Africanus defeats Hannibal in North Africa, forcing Carthage to sue for peace and ending the Second Punic War.
After defeating Xiang Yu, Liu Bang becomes Emperor Gaozu of Han, opening a dynasty that lasts over four centuries.
Zhao Tuo, king of Nanyue, conquers Âu Lạc and incorporates it into Nanyue; traditionally dated to 179 BCE.
Ending the Third Punic War, Rome captures and destroys Carthage, making its territory the province of Africa.
Emperor Wu of Han sends Zhang Qian to Central Asia, a journey that opens the way for Silk Road trade.
The Han dynasty conquers Nanyue in 111 BCE and establishes the commanderies of Jiaozhi, Jiuzhen and Rinan, beginning a long period of Chinese rule.
Teotihuacan in the Valley of Mexico grows into one of the largest cities in the world of its time, with the Pyramid of the Sun and the Avenue of the Dead.
The gladiator Spartacus leads a major slave uprising in Italy (the Third Servile War) before it is crushed by Crassus.
Parthian forces crush the Roman army of Crassus, opening centuries of Roman–Iranian rivalry.
Julius Caesar defeats the Gallic leader Vercingetorix, effectively completing the Roman conquest of Gaul.
Julius Caesar leads his army across the Rubicon into Italy in defiance of the Senate, starting a civil war with Pompey.
Julius Caesar is stabbed to death in Rome by senators including Brutus and Cassius on the Ides of March.
Octavian's fleet defeats Mark Antony and Cleopatra, clearing his path to supreme power in Rome.
After defeat by Octavian, Cleopatra VII takes her own life; the Ptolemaic dynasty ends and Egypt becomes a Roman province.
The Senate grants Octavian the title Augustus; he becomes the first Roman emperor, inaugurating the Pax Romana.
Germanic tribes led by Arminius annihilate three Roman legions, halting Roman expansion beyond the Rhine.
The regent Wang Mang displaces the Han and proclaims the Xin dynasty, launching land reforms; his regime falls in 23 CE.
Augustus, the first Roman emperor, dies and is succeeded by his adopted son Tiberius.
Trưng Trắc and Trưng Nhị lead a revolt against the Eastern Han and rule Jiaozhi independently, with Trưng Trắc proclaimed queen.
Under Emperor Claudius, Roman forces invade Britain, gradually making much of the island a province of the empire.
Funan emerges in the lower Mekong region, becoming a hub of maritime trade between India and China.
A great fire destroys much of Rome under Emperor Nero, who afterwards blames the city's Christians.
Roman forces under Titus take Jerusalem during the First Jewish–Roman War and destroy the Second Temple.
Mount Vesuvius erupts, burying the towns of Pompeii and Herculaneum under ash and pumice and preserving them to this day.
Emperor Titus inaugurates the Flavian Amphitheatre in Rome with games lasting many days.
The Han court official Cai Lun presents a papermaking process using bark, rags and fishing nets.
By the end of Emperor Trajan's reign the Roman Empire stretches from Britain to Mesopotamia.
On Emperor Hadrian's orders, the Romans begin building a defensive wall across northern Britain.
The polymath Zhang Heng builds the first known instrument for detecting earthquakes.