 Spiritists have a large secondary following.Muslims, Hindus, Jews, and Buddhists all have a small presence as well.Roman Catholicism has been the main Christian denomination among Puerto Ricans since the arrival of the Spanish in the 15th century, but the presence of Protestant, Mormon, Pentecostal, and Jehovah's Witnesses denominations has increased under U.S. sovereignty, making modern Puerto Rico an inter-denominational, multi-religious community.