What was harriet tubman famous for?

What was the president hoovers deaction to the early years of the great depression

Examine this list of events that took place in china during the 20th century. which event or events could possibly have been a cause of the great leap forward? a. i only b. i, iii, and iv c. i and iii d. iii and iv

The northwest ordinance guaranteed three rights for the settlers of the northwest territory. what were they?