Indian religions Brahmanas and the older Upanishads (both presented as discussions on the rituals, mantras and concepts found in the four Vedas), which today are some of the most important canonical texts of Hinduism, and are the codification of much of what developed into the core beliefs of Hinduism. Some modern Hindu scholars use the "Vedic religion" synonymously with "Hinduism." According to Sundararajan, Hinduism is also known as the Vedic religion. Other authors state that the Vedas contain "the fundamental truths about Hindu Dharma" which is called "the modern version of the ancient Vedic Dharma" The Arya Samajis recognize the Vedic religion
Ancient warfare disoriented soldiers, subsequently weakened from the previous attacks. During the Vedic period (fl. 1500–500 BC), the "Vedas" and other associated texts contain references to warfare. The earliest allusions to a specific battle are those to the Battle of the Ten Kings in Mandala 7 of the Rigveda. The two great ancient epics of India, "Ramayana" and "Mahabharata" (c. 1000–500 BC) are centered on conflicts and refer to military formations, theories of warfare and esoteric weaponry. Valmiki's "Ramayana" describes Ayodhya's military as defensive rather than aggressive. The city, it says, was strongly fortified and was surrounded by a deep moat. "Ramayana"