To combat reconstruction reforms, some southerners organized
a. white supremacy groups.
b. the freedmen’s bureau.
c. a new republican party.
d. the civil rights movement.

Option A, White Supremacy Groups, is the right answer.

Explanation:

During the Reconstruction Era, the White Supremacy groups were formed to spread terror among the members of racial minorities, who lived in the Southern states. One Such group was the Ku Klux Klan, who was known for the kidnapping of the Black citizens to either kill or torture them. Such White Supremacy groups did not want the blacks to be provided with the right to vote and share the rights and privileges of American Citizens. In short, they believed that all the powers should be held by the Whites.

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69

the federal constitution of the united mexican states of 1824 was enacted on october 4 of 1824, after the overthrow of the mexican empire of agustin de iturbide. in the new constitution, the republic took the name of of united mexican states. it was replaced by the federal constitution of the united mexican states in 1857.