Question

On which era is our national calendar based?​

Answer 1

$\bf\large\underline\blue{Answer:-}$

Saka Era....

Answer 2

Answer:

Saka Era

The national calendar based on the Saka Era, with Chaitra as its first month and a normal year of 365 days was adopted from 22 March 1957 along with the Gregorian calendar for the following official purposes: Gazette of India