Why did many Southern Democrats split from the party?
A. They thought the Red Scare was ending.
B. They didn't want to continue New Deal programs.
C. They preferred to vote for Republicans.
D. They did not support civil rights.

Prior to the 1948 presidential campaign, truman won back the support of labor unions by highlighting his opposition to the taft-hartley act. supporting the passage of the national security act. pushing for equal rights for african american citizens. opposing the strikes of railroad and mine workers.