Answer:
Racism.
Explanation:
The fight against racism in American society is still prevalent. History witnessed the struggle of the African Americans who have received the legislative reforms from time to time to enhance their greater participation but continued to fight an equal status to their white counterparts.
Though slavery was abolished voting rights were secured in the nineteenth century, there was still discrimination against the black people who resist their social and economic mobility. Civil rights laws of the 1950's and 1960's enhance their participation in public life but racial attacks were still prevalent throughout the 20th century.
The laughter meddled with the development of the delicate sense of taste so it didn't close off the nasal cavity.
For the vast majority, sustenance entering the nasal cavity when eating isn't a noteworthy issue. Maybe a couple, indeed, encounters the marvels of nourishment entering the nasal pit to any genuine degree as in the sustenance shapes an obstacle of wind current through the nose or the nose and mouth.
The innovation of the printing press.
Answer:
I think because a lot of people don't think to change anything and than get into fights wars when they try to change!!
Explanation:
hope this helps!!!