A.) Trench warfare
B.) Imperialism
C.) Total war
D.) The alliance system

Brainliesttt !me : ) why were the eastern european countries attempting to break free of the soviet union?

Reformers worked to change schools by making them more:

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.