Indian History
We can know about early vedic period from

Jatak Katha
archaeological excavations
contemporary culture
the Rig Veda

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Indian History
When Japan handed over Andaman Nicobar islands to Subhash Chandra Bose in Nov. 1943, he named these islands as :

Shaheed Island and Samaj Island respectively
Swaraj Island and Shaheed Island respectively
Samaj Island and Swaraj Island respectively
Shaheed Island and Swaraj Island respectively

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