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1. Pre-historic period B.C. 4000
2. Harappan culture B.C. 3250-2750
3. Early vedic period B.C.2000-1000
4. later vedic period. B.C.1000=600
5. Mauryan period B.c,321-185
6. Kanishka Saka Era A.D.78
7. gupta period A.D.319-540
8. Harsha"s rule A.D.606
9. Delhi Sultan's rule A.d. 1206-1526
10. Mughal rule A.D.1526-1707
11.