Battle of gettysburg was important because: a. after the battle, britain officially recognized the confederacy. b. turning point in the war, which would lead to an ultimate victory of union forces. c. the victory by the south meant that the civil war would drag on for many years. do. the union's victory officially ended the civil war.

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.

because its important to learn about other countries and how high tech they are compared to us. also its good to learn about other cultures and how ours differs and in common also we need to learn about companies that we still buy since they ship it here.