Major World Religions
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Abrahamic Religions
The Abrahamic religions all trace their roots back to the patriarch Abraham and share a monotheistic worldview. Despite this common origin, they differ significantly in their scriptures, practices, and core theological claims.
- Christianity is the world's largest religion, with over 2 billion followers. It centers on the life and teachings of Jesus Christ, who Christians believe to be the Son of God and the savior of humanity. Its primary scripture is the Bible (Old and New Testaments), and its major branches include Catholicism, Protestantism, and Eastern Orthodoxy.
- Islam is the second-largest religion, with over 1.8 billion followers. It is based on the teachings of the Prophet Muhammad, who Muslims believe to be the final prophet of God (Allah). The Quran is its holy text, and the Five Pillars of Islam (faith, prayer, charity, fasting, and pilgrimage) structure daily religious life.
- Judaism is the oldest of the Abrahamic religions, with around 14-15 million followers. It centers on the belief in one God and the covenant between God and the Jewish people. The Torah is its most sacred text, and Jewish life is shaped by religious law (halakha), Sabbath observance, and holidays like Passover and Yom Kippur.
Indian Religions
The Indian religions originated on the Indian subcontinent and share certain concepts, like karma and cycles of rebirth, though they interpret these ideas in very different ways.
- Hinduism is the world's third-largest religion, with over 1 billion followers. It's not a single unified system but a diverse collection of beliefs and practices. Central ideas include the worship of multiple gods and goddesses (such as Brahma, Vishnu, and Shiva), the law of karma (actions have consequences across lifetimes), and the ultimate goal of moksha, which is liberation from the cycle of death and rebirth (samsara).
- Buddhism has over 500 million followers and is based on the teachings of Siddhartha Gautama, known as the Buddha. He taught the Four Noble Truths, which diagnose human suffering and prescribe a path to end it, and the Eightfold Path, a practical guide covering ethics, mental discipline, and wisdom. Buddhism's two major branches are Theravada (dominant in Southeast Asia) and Mahayana (dominant in East Asia).
- Sikhism is a monotheistic religion that originated in the Punjab region of India in the 15th century, with around 30 million followers. It is based on the teachings of the Ten Gurus, beginning with Guru Nanak. Sikhism emphasizes devotion to one God, equality of all people regardless of caste or gender, and selfless service to others (seva).
Eastern Philosophical Traditions
Chinese Philosophical Traditions
These traditions are often described as both philosophies and religions. They've shaped Chinese culture for over two thousand years and continue to influence daily life, governance, and ethics across East Asia.
- Taoism (also spelled Daoism) emphasizes living in harmony with the Tao, meaning "the way" or "the path." The Tao is understood as the source and essence of all things. The foundational text is the Tao Te Ching, attributed to Laozi. Taoist practice includes meditation, simplicity, and "wu wei" (effortless action, or going with the natural flow). It also connects to traditions like Tai Chi and traditional Chinese medicine.
- Confucianism is an ethical and philosophical system based on the teachings of Confucius (551–479 BCE). It emphasizes virtues like ren (benevolence), yi (righteousness), and xiao (filial piety, or respect for parents and elders). Education and self-cultivation are central. Confucianism is less concerned with the supernatural and more focused on how to live a moral life and build a harmonious society.
Japanese Philosophical Tradition
- Shintoism is the indigenous religion of Japan. It centers on the worship of kami, spirits or deities believed to inhabit natural features like mountains, rivers, and trees. Shinto practice includes shrine visits, purification rituals, and festivals (Matsuri). There's no single founder or central scripture. The tradition focuses on maintaining harmony between humans, nature, and the kami. Many Japanese people practice Shinto alongside Buddhism, which is a distinctive feature of Japanese religious life.
Religious Beliefs
Belief in Deities
Understanding how religions categorize the divine helps you compare traditions more clearly.
- Monotheism is the belief in a single, all-powerful God. Christianity, Islam, Judaism, and Sikhism are all monotheistic, though they understand God's nature differently (for example, Christianity's concept of the Trinity is distinct from Islam's strict oneness of Allah).
- Polytheism is the belief in multiple gods and goddesses. Hinduism is the most prominent living example, though ancient Greek religion (the Olympian gods) and ancient Egyptian religion (Osiris, Isis, Ra) are well-known historical examples. In polytheistic systems, different deities often govern different aspects of life or nature.
Note: Some traditions don't fit neatly into these categories. Hinduism, for instance, can be seen as polytheistic (many gods), monotheistic (one supreme reality, Brahman), or even monistic (all is one), depending on the school of thought.
Belief in the Existence of Deities
Not all worldviews include belief in gods, and it's useful to know the terms for these positions.
- Atheism is the absence of belief in any deities or gods. It's not itself a religion but a position on the question of whether gods exist.
- Agnosticism holds that the existence of deities cannot be known with certainty. An agnostic maintains an open, questioning stance toward religious claims rather than committing to belief or disbelief.