I'd have to say Christianity for certain and with the rise of Islam, then Islam is number two.
The three main religions of the region are Christianity, Islam, and Judaism. These religions have deep historical roots in the region and continue to be significant influences on its culture and society.
The main religion in Europe are Christianity, Islam and a little bit of Hinduisim.
The two religions are the two predominant religions today: Catholicism and Protestantism.
The two main religions of India are Hinduism and Sikhism.
Catholic, Muslim, Buahism
Islam and Christianity are the two main religions in Libya
The two main religions of the Vietnamese are Buddhism and Roman Catholicism.
Christianity (Catholicism & Protestant), Judaism, and Islam.
That depends on which part of the world you lived. In Europe the dominant religion was Catholic Christianity, But there was also Hinduism, Buddhism and Islam in other places and the religions of the peoples of the Americas and China and Australia to consider.
buddism,daoism.
In the Medieval Europe, the main religion was Christianity. The religions that influenced most people in Japan are Shinto, Confucianism, and Buddhism.
In the Medieval Europe, the main religion was Christianity. The religions that influenced most people in Japan are Shinto, Confucianism, and Buddhism.