Who was Hera and what did she do?

Hera was the queen of the gods in Greek mythology, known as the goddess of marriage and family. She was the wife and sister of Zeus, the king of the gods, and often depicted as a powerful and vengeful figure, particularly towards the lovers and offspring of Zeus. Hera played a crucial role in various myths, often intervening in the affairs of mortals and gods alike, and was known for her jealousy and protective nature over her marriage. She was also a protector of women and marriage, embodying the complexities of relationships.