Manichaeism, founded by the prophet Mani around 240 CE, was a dualistic religion that posited the eternal struggle between the forces of good, represented by light, and evil, represented by darkness. Central to Manichaean belief is the concept that the human soul, which is composed of light, is trapped within the physical body, which is part of the dark, material world. Salvation, therefore, involves the liberation of this light from the darkness. Manichaeans believed in a complex cosmology where various divine beings and mythological events played out this cosmic battle. They practiced strict ethical codes, including vegetarianism and celibacy for the elect, to avoid further mingling of light with dark. Manichaeans also had a unique form of scripture, which included writings by Mani himself, and they saw themselves as the true continuation of previous religious teachings from figures like Zoroaster, Buddha, and Jesus.
The spread of Manichaeism was quite extensive, largely due to the missionary zeal of its followers and the charisma of Mani, who claimed to be the final prophet or "Seal of the Prophets." From its origins in Mesopotamia, Manichaeism spread westward into the Roman Empire, where it attracted followers, including high-profile converts like Saint Augustine before his conversion to Christianity. Eastward, it moved into Persia, Central Asia, and even reached as far as China, where it became known as "Mingjiao" or "Religion of Light." In these regions, Manichaeism sometimes blended with local religious practices, leading to a syncretistic form of the religion. Its spread was facilitated by trade routes, particularly the Silk Road, making Manichaeism a truly international religion for a period.
Manichaeism was a major force from roughly the 3rd to the 8th century CE. During this time, it challenged both nascent Christianity and Zoroastrianism in the West and East, respectively. In the Roman Empire, despite being declared a heresy by Christian authorities, Manichaeism gained a significant following, leading to periodic persecutions. In Persia, under the Sassanian Empire, Manichaeism initially enjoyed some favor but later faced severe persecution, especially after Mani's death, which led to its decline in the region. In Central Asia and China, Manichaeism thrived more peacefully, with evidence of its influence in art, texts, and even in the court of the Tang dynasty until it was suppressed in the 9th century under anti-foreign religious policies.
The decline of Manichaeism was gradual and varied by region. In the West, Christian polemics and political suppression diminished its presence. In the East, particularly in China, it faced competition from Buddhism and Taoism, and later, the rise of Islam in Central Asia further marginalized Manichaean communities. By the 13th century, Manichaeism had largely disappeared as an organized religion, though elements of its dualistic philosophy influenced later Gnostic movements and even aspects of medieval Christian heresies like Catharism.
Although Manichaeism was officially declared a heresy by the Christian Church, several residual elements from its teachings can still be discerned in Christianity, especially in its more mystical or dualistic interpretations. One of the most significant influences is the concept of a cosmic battle between good and evil, which parallels Christian notions of the struggle between God and Satan. Manichaeism's emphasis on light versus darkness influenced Christian imagery and theology, particularly in the symbolism of light representing divine knowledge and goodness. Additionally, the Manichaean idea of the soul being trapped in the material world has echoes in Christian ascetic practices and the belief in the inherent corruption of the flesh, seen in movements like monasticism where physical renunciation is viewed as a path to spiritual purity. While modern Christianity has largely moved away from overt dualism, the remnants of Manichaean thought can be observed in how some Christian sects interpret the nature of sin, redemption, and the ultimate goal of human salvation.
Today, Manichaeism survives mainly as a subject of historical and academic interest, with remnants of its texts and artifacts providing insights into its once vibrant and widespread belief system.