Gupta empire, 319 - 467 CE, viewed by historians as golden age of India; Many Hindu epics and Puranas claimed to have been 'canonized' or committed to written texts then
I don't know how accurate the extracts I have given below from Gupta empire wiki page are. But I think they are noteworthy as that seems to be how academic historians are viewing them, and so that's what would probably be taught in educational institutions. Some extracts from https://en.wikipedia.org/wiki/Gupta_Empire : The Gupta Empire was an ancient Indian empire which existed from the early 4th century CE to late 6th century CE. At its zenith, from approximately 319 to 467 CE, it covered much of the Indian subcontinent.[4] This period is considered as the Golden Age of India by historians.[5][note 1] The ruling dynasty of the empire was founded by the king Sri Gupta; the most notable rulers of the dynasty were Chandragupta I, Samudragupta, and Chandragupta II, also known as Vikramaditya. ... The high points of this period are the great cultural developments which took place primarily during the reigns of Samudragupta, Chandragupta II and Kumaragupta I. Many Hindu epics an...