Which of the following is a characteristic used by historians to define major historical eras

What could have been done to stop the illegal voting? what about the violence?

Pls quickly! which of the following statements about spanish plantations is not accurate? a. spanish plantation screw sugarcane for export to spain. b. the spanish had a little concern for the lives of the indians who worked on the plantations. c. spanish presentation grew a wide variety of crops and sent the produce to many different european countries. d. to replace the native americans our dying off the spanish important african slaves.

Other in the u. s. supreme court, all federal courts were established bya. the constitutionb. congressc. presidential executive orderd. the states