How did the United States’ involvement in Korea differ from previous wars? a. Truman did not ask Congress for a formal declaration of war.
b. It sent troops into forced marches and heavy combat.
c. Truman started the first military draft.
d. It defied the agreements of the UN resolution.

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.

The economy shifted from to industrial during the first industrial revolution

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.