There are a lot of things that set early Greece apart from all the other chapters in the book. What Hera did want was to kill Dionysus Both Oedipus and Antigone experience this as a result of their rash behavior.
A tragedy is a drama that represents events that lead to destruction, accident, death, or natural calamity. This spirit most likely emerged from the defeat of the Persian Empire, along with the sense of freedom and expression from the Athenian democracy.
One obvious example is Game of Thrones, which continues to break viewership records and also engender controversy. Tragedy need not be an event which affects the community at large. Tragedy was invented by the Greeks long ago.