Top Important Dates in world history
< xmlns:og='http://ogp.me/ns#'> B.C. 776 : First Olympiad in Greece. 753 : Rome founded. 490 :Battle of Marathon; the Greeks defeated the Iranians/ Persians 327-26 : Invasion of India by Alexander, Battle of Hydaspes 221 : Chin-Hung Ti ‘Univesral Emperor in China, Great Wall of China completed 55 …