A subsequent boundary is known as a political boundary which was developed contemporaneously with the major elements evolution of the 'cultural landscape' through which it passes.
<u>EXPLANATION:</u>
These Subsequent boundaries are a kind of area which are formed after the certain location has been settled.
These border were used to make a line between the religious views, in the caste systems, various languages.
Examples for subsequent boundary are border of Northern Ireland and border of Pakistan and Bangladesh.