The word "tragedy" is a literary composition in which a central character called a tragic protagonist or hero suffers serious misfortune, which is not accidental and the misfortune is logically connected with the hero's actions. The etymological definition of tragedy is “he-goat”. In ancient times tragedy was explained as a goat song at the tragic sacrifice of a goat and henceforth the first meaning of tragedy is referred to as “he goat”. Tragic stories can be traced to as back as Greek mythology.
Mythology is an organized collection of stories. Mythology serves many purposes. Most myths explain our history and confront issues as the origins of humanity and its traditions. While legends and myths might be embraced as true stories, folktales are generally known to be fictitious. Greek mythology could be thought of being fictitious. Greek mythology gives meaning to life.
Greek mythology is about the creation of the World from Chaos and the complete family tree of the Titans and the Olympian Gods. The original deity was Gaea, the earth goddess. Uranus the sky god combined with Gaea to produce the race of the Titans and the race of the Cyclops. This race had 6 males and 6 females and the leader of this race was Cronus.
Well, all three Goddesses did their best to sway Paris, but in the end he chose Aphrodite. As his reward, Paris was given Helen (the most beautiful mortal woman) as his wife. Unfortunately, she was already married to King Menelaus. Well, Paris took Helen back to Troy anyway and King Menelaus attacked the city in retribution. And thusly, the Trojan War was born.