Change 500 BC to 1600 AD First Writing to Earth orbits Sun

500 BC	Human population estimated at 100 million
Greek Empire of Alexander the Great 333-146 BC influenced Civilization by encouraging learning. Followers set up large library in Egypt.
Aristarchus measured relative distances of sun and moon Eratosthene 200 BC measured size of earth
Discus thrower in Greek Olympics. Greek Parthenon Etruscan sarcophagus
0 AD	Human population estimated at 300 million
The Roman Empire 146 BC to 610 AD Hannibal of Carthage invades Rome using elephants, 50% lost crossing Alps.
Gladiators Coliseum in Rome
Roman soldiers Julius Caesar Roman aqueduct
Boundaries as of 476 AD Angles, Goths, Huns, Jutes, Ostrogoths, Picts, Saxons, Scots, Vandals, Visigoths.
Spread Christianity Dark shade to 325 AD Light shade to 600 AD
Byzantine Empire at it’s height 565 AD
Muhammad of Mecca in 610 has revelation, rejected goes to Medina where accepted, win’s battle with Mecca award promise to those killed works. By 750 Islam spreads to max.
Muslims gathered at Mecca Taj Mahal, Agra, India
Viking Raiders 800 to 1100 Crusades 1099 to 1221
Epidemics 541-767 Plagues 1348-1665 68,000 lives
William The Conqueror Age of chivalry
The Reims Cathedral a masterpiece of Gothic architecture, coronation site for French kings after Louis VII.
Martin Luther nailed Thesis on Wittenberg door. Torture on the fire wheel forced Inquisition victims to recant heresy
1492 Columbus, Spain, John Cabot, England; Vasco da Gama & Pedro Alvares Cabral, Portugal to America. 1519 Fernado Magellan and Sebastitin del Cano, circled globe for Spain.
Portuguese age of discovery 1482-1512
1600 BC	Human population estimated at 1000 million