Answer: although it says it has no founder i think its Gadadhar Chatterji
Explanation:
The answer is Colonization
In 1870, Hiram Revels of Mississippi became the first African American senator. Five years later, Blanche K. Bruce of Mississippi took the oath of office. It would be nearly another century, 1967, before Edward Brooke of Massachusetts followed in their historic footsteps.
The most important economic development in the mid-19th-century south was the cotton gin.
Using computer models for modelling biological we can get information on whether certain mathematical models from one animal will hold true also for another animal. This is very important because it allows for the creation of generalized models that we can use to see whether certain qualities and characteristics are true for more than one species and actually represent a general truth about biological organisms.