Why was the Egyptian goddess Isis worshiped throughout the Roman Empire?

The Egyptian goddess Isis, about whom many legends and myths were created, were revered and loved in her homeland. She personified femininity, marital fidelity, patronized fertility, weaving, navigation, construction, protected childbirth, children, helped to heal from ailments, ailments. Over time, her popularity and cult as an all-powerful goddess-protector has outgrown the borders of Egypt and spread to the Mediterranean and beyond. She also enjoyed great reverence in the Roman Empire. Since Rome fought a lot, built, created its own civilization, it needed such a strong patroness as the goddess Isis, and therefore venerated her, bowing down, building temples and bringing her gifts.