What was one major source of conflict during the civil rights movement of the 1940s to 1950s?

a. the american civil war

b. race riots in new york and detroit

c. the tennessee v. john thomas scopes decision

d. the patriot act?

One major source of conflict during civil rights movement of 1940 and 1950 is letter B. race r iots in new york and detroit. Detroit, New York and Texas ri ots are the major ri ots on that time. It is a riot that has a conflict of races and color discrimination. In the said ri ots, there is a conflict between the white and black because of issues of r ape and stealing properties.