To what international group do the initials OAS refer?

Over the course of the eighteenth century which two european powers were locked in almost continual warfare?

Acivilization reaches its high point during its stage. a)birth b)growing pains c)adulthood d)senior

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.