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Four Babylonian tablets from circa 1900–1600 bce indicate some knowledge of the theorem, with a very accurate calculation of the square root of 2 (the length of the hypotenuse of a right triangle with the length of both legs equal to 1) and lists of special integers known as Pythagorean triples that satisfy it (e.g., 3 ...
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The authorship of the Odyssey and the Iliad is disputed. While some scholars believe Homer is solely responsible, others claim that numerous people retold and revised the poems. This theory has led to various explanations for using the word Homer.
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The Persian Wars were sparked when Athens and Eretria aided the Ionians in their revolt against Persia in 498 BCE. Persian anger was further stoked when Persian envoys demanding Greek submission to Persia were murdered by Athens and Sparta. The Ionian Revolt ended in 493 BCE.
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Battle of Marathon, (September 490 BCE), in the Greco-Persian Wars, decisive battle fought on the Marathon plain of northeastern Attica in which the Athenians, in a single afternoon, repulsed the first Persian invasion of Greece.
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Delian League. The Delian League was founded in 478 BCE following the Persian War to be a military alliance against any enemies that might threaten Ionian Greeks. It was led most notably by Athens, who protected all members unable to protect themselves with its massive and powerful navy.
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The Second Peloponnesian War, often called simply the Peloponnesian War, was an ancient Greek war fought between Athens and Sparta and their respective allies for the hegemony of the Greek world. The war remained undecided until the later intervention of the Persian Empire in support of Sparta.
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On the allied left, the Athenians followed Philip, their line becoming stretched and disordered; the Macedonians then turned, attacked, and routed the tired and inexperienced Athenians. The southern Greek right wing, under the assault of the Macedonian troops under Alexander's command, then attacked, ending the battle.
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The reign of Alexander the Great (336–323 B.C.) would change the face of Europe and Asia forever (10.132. 1; 55.11. 11). As crown prince, he received the finest education in the Macedonian court under his celebrated tutor Aristotle.
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History. The idea of a simple machine originated with the Greek philosopher Archimedes around the 3rd century BC, who studied the Archimedean simple machines: lever, pulley, and screw. He discovered the principle of mechanical advantage in the lever.
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In 1939, Greek Archaeologist Spyridon Marinates suggested that the Minoan civilization had been destroyed around 1500 B.C. by falling ash and poisonous fumes from a volcanic eruption on the island of Thera (now called Santorini), 75 miles to the north.