(1st millennium BC - 1st millennium AD - 2nd millennium AD - other millennia)

• Beginning of Christianity
• London is founded by Romans as Londinium
• Beginning of Islam
• The Maya empire begins its decline
• The Olympic games are observed until 393 AD
• The Library of Alexandria, largest library in the ancient world, is burned
• Rise and fall of Roman Empire
• Viking raids become common in northern Europe from 800-1000 AD
• Beginning of the Middle Ages in Europe

• Augustus, Roman emperor
• Jesus Christ, religious teacher, namesake of Christianity
• Plutarch, Greek historian
• Cai Lun, Inventor of paper
• Zhang Heng, Chinese astronomer and mathematician
• Ptolemy, Greek astronommer and mathematician
• Constantine I Roman Emperor
• Attila, leader of the Huns
• Muhammad, founder of Islam
• Charlemagne, German emperor
• al-Khwarizmi, Arabic Mathematician

• Paper invented in China
• Algebra developed in the Middle East
• Various horseback riding improvements including the horseshoe and the stirrup
• Hop (plant) added to beer for the first time
• Ptolemaic system is used to describe the motion of the planets
• Chess is develped and gains widespread use
• Magnetic Compass is developed
• Steel is first used in India