Who conducted the doll experiment, and how did this experiment contribute to the civil rights movement in the United States?

What new concept did the the american revolution introduce into the world

What is the significance of the battle of saratoga? a. the defeat at saratoga allowed the british to invade new england by land. b. after the defeat at saratoga france refuse to sign a treaty with the united states. c. the british won a decisive victory at saratoga. d. after the victory at saratoga france gave open support to the united states including arms money and ships.

Who was the spanish soldier overthrew the azetec empire