The institution of slavery became even more entrenched in the South because of the increasing importance of .

Cotton

Explanation:

Due to the increased demand for British textiles products, which in turn was heavily based on the cotton production of the American colonies in the 19th century. This made the demand for slavery for the cultivation of cotton in the Southern part of the United States to increase as well.

Hence, the institution of slavery became even more entrenched in the South because of the increasing importance of COTTON

what are local authorities doing to fix the problem

explanation: what are local authorities doing to fix the problem

native americans suffered high rates of poverty and unemployment.

during the late 1960s and early 1970sthe need for political militancy grew among the native americans. throughout the 1960s, they had been the nation's poorest minority group, the most deprived group, according to practically every socioeconomic measure. in 1970, the indian unemployment rate was 10 times the national average, and 40 percent of the native american people were below the poverty line.