Protesters gathered outside the Democratic National Convention in Chicago because they wanted an end to the brutality by police

great society

veitnam war

civil rights movement

veitnam war if it was in 1968 like I think it is

Explanation:

couples could only have one child to reduce the population growth.

answer; /// the correct answer is evidence of the olmec civilization has been found in southern american in a hot steamy forest, archaeologists have found earthen artifacts at several sites that were evidence of the olmec civilization. these   artifacts were mounds,courtyards and pyramids build of stones, also on top of the mounds were many monuments made of stone, some of these stone structures are very large, they weigh as much as 44