Answer:
#1 It was the first dynasty to unify most of the Indian subcontinent.
#2 It is regarded as the largest political entity that has existed in the Indian subcontinent.
#3 It had a sophisticated system of bureaucracy with a unified central government.Explanation:
During the Civil War, Tubman worked for the Union army as a nurse, a cook, and a spy. Her experience leading slaves along the Underground Railroad was especially helpful because she knew the land well. She recruited a group of former slaves to hunt for rebel camps and report on the movement of the Confederate troops.