1. Arya Samaj is a monotheistic Hindu reform movement in India that promotes principles and practices based on belief in the infallible authority of the Vedas.

2. Maharishi Dayanand Saraswati founded the society on April 10, 1875.

3. Arya Samaj follows the belief that there is only one God and his idol worship is not appropriate.

4. Arya Samaj was the first Hindu organization to promote proselytism.

1. Habitat of the Yakut tribe in Northern Siberia.

2. The Yakuts, or Sakha, are a Turkic ethnic group that lives primarily in the Sakha Republic in the Russian Federation. Their habitat also extends to the Amur, Magadan, Sakhalin regions and the Taimyr and Evenk districts of the Krasnoyarsk Territory.

3. Yakut language belongs to the Siberian branch of Turkic languages. The Russian word Yakut is derived from Evenk Yoko.

4. In some old histories the Yakuts call themselves Sakha or Urangai Sakha.

5. The Yakuts engage in animal husbandry, traditionally focusing on the raising of horses.

Bankim Chandra Chatterjee wrote the national song Vande Mataram. It is a poem written in Sanskrit by Bankim Chandra Chatterjee in his Bengali novel Anandamath. It later was made the National Song of our country.