If there is a case where a country has a strong military presence and there is also a strong border between two groups, the country is experiencing unrest.
When there is a strong military presence deployed in an area, it means that they were deployed in order to end a conflict of sorts.
In addition to this, there is a strong border between two groups of people so these people might be the source of the unrest and the border is there to stop the groups from interacting and causing unrest.
Find out more on social unrest at https://brainly.com/question/814980.