it spread throughout southeast and South Asia
The origin of Buddhism is INDIA.
Yes Buddhism spread fast in India.
eastern philosophy Confucionism originated in China, Buddhism in India.
Hinduism started in India, and is more ancient than Buddhism. Buddhism also started in India, but spread to china.
Buddhism is a philosophy (not religion) that originated in India and spread throughout Asia and parts of china. in modern times it has also become popular throughout the western world.
India
Buddhism originated in northern India, and developed from Hinduism.
India
India.
The place of origin of Buddhism was Nepal, India while the place of origin of Christianity was Jerusalem.
Buddhism began to spread southwards from its place of origin in northern India to Sri Lanka, Burma, Thailand, Indo-China and other South East Asian countries. It also moved northwards into the Himalayan kingdoms (Sikkim, Bhutan, Nepal), Tibet, Mongolia and other parts of Central Asia, and also into China, Korea and Japan.
Buddhism stearted in India and has spread to Asia in 5000 years.