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.

The Unique Identification Authority of India is a statutory authority established under the provisions of Aadhaar act 2016 by the Govt of India under the Ministry of Electronics & Information Technology.

The Maitree Express connects India with Bangladesh, specifically running between Kolkata (India) and Dhaka (Bangladesh). It is a passenger train service that facilitates travel and people-to-people contact between the two neighboring countries.