776 BC - The first Olympic Games takes place. The games would take place every 4 years in honor of the Greek god Zeus.
757 BC - First Messenian War begins. This is a war between Sparta and Messenia that will last many years.
750 BC - Homer begins to write the Iliad and Odyssey. These epic poems become two of the most famous literary works in Greek literature.
650 BC - The Greek Tyrants come into power. Cypselus is the first Tyrant of Corinth.
621 BC - A lawyer named Draco introduces strict new laws in Athens that are punishable by death. These are called Draconian laws.
600 BC - The first Greek coins are introduced.
570 BC - Pythagoras is born. He will make major advances in science, math, and philosophy. We still use the Pythagorean Theorem today to help with geometry.
540 BC –Anaximander dies. He created the first map of the known world.
508 BC - Democracy is introduced in Athens by Cleisthenes. He establishes a constitution and is often called the "Father of Athenian Democracy". This is one of the great accomplishments of the Greek culture.
Greek Classical Period (480 BC - 323 BC)
490 BC - The Greeks fight the Persians in the Greek/Persian Wars. Two famous battles are the Battle of Marathon in 490 BC and the Battle of Salamis in 480 BC. The Greeks win and the Persians retreat.
468 BC - Sophocles begins to write plays for the theatre. Soon the theater becomes a very popular form of entertainment in Greece.
440 BC - Famous playwright Euripides wins first prize for the best play in Athens.
333 BC - Alexander begins his conquests and defeats the Persians.
332 BC - Alexander conquers Egypt. He establishes the new capital of Egypt at Alexandria. Over the next several years Alexander would greatly expand his empire, conquering much of Persia on the way to India.
Greek Hellenistic Period (323 BC - 146 BC)
323 BC - The Hellenistic period begins when Alexander the Great dies. The Ancient Greek civilization begins its decline and the Ancient Romans start to gain power.
300 BC - Euclid, a Greek mathematician, writes Elements. This famous writing will have an impact on mathematics for years to come.’