Upon arriving in greenland, what resources did vikings discover could be used to make profit around the world
a.) trees for lumber to build ships
b.) seals for oils from the skin to make soap

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.