Historical Vedic religion from c. 500 BCE, declined in India over the 5th to 12th centuries in favor of Puranic Hinduism and Islam. Historical Vedic religion The historical Vedic religion (also known as Vedism, Brahmanism, Vedic Brahmanism, and ancient Hinduism) refers to the religious ideas and practices among Indo-Aryan-speaking peoples of ancient India after about 1500 BCE. These ideas and practices are found in the Vedic texts, and they were one of the major influences that shaped contemporary Hinduism. According to the "Encyclopædia Britannica", in the Hindu tradition and particularly in India, the Vedic religion is considered to be a part of Hinduism.
Decline of ancient Egyptian religion stable throughout the country’s ancient history. Despite this, specific towns and areas of Egypt usually placed varying emphasis on different gods, and most temples were dedicated to a specific god. This behaviour has led to Egyptian religion being labeled as more of a cult system than a completely homogeneous religion, but regardless, religion played a critical role in the life of every Egyptian. Likely the largest disruption of Egyptian religion prior to its actual downfall is the Amarna heresy, in which 18th dynasty pharaoh Amenhotep IV renamed himself Akhenaten and began a period of about 20 years during which Atenism