1. The India-Pakistan International Border is named Radcliffe International Border because this border was determined by the British officer Michael Radcliffe. The length of the international border of Rajasthan is 1070 km which extends from Hindumal Kot (Ganganagar) to Shahgarh, (Barmer).

2. The districts of Rajasthan (from south to north) located on the international border are Barmer (228 km), Jaisalmer (464 km), Bikaner (168 km), Sriganganagar (210 km).

1. Bija and Mala sub-castes are sub-castes belonging to the Sansi tribe.

2. They have a dual organization and are divided into branches called 'Bija' and 'Mala', both intermarry with each other and not with each other.

3. Most of them follow the Hindu religion.

4. Their language is Sansiboli or Bhilki.

5. During British rule, they were placed under the Criminal Tribes Act 1871, so they have suffered this stigma for a long time.

Koya rebellion in East Godavari region:

1. Year: 1879
 2. Major reason: Dissatisfaction against British rule
 3. Prominent Leader: Gunda Ram

Major events:

1. The rebels killed many British officers and soldiers.
 2. Rebels destroyed many government buildings.

Result: