Before columbus asked spain, who did he ask for permission to make exploratory voyages?

What city of ancient russia was heavily influenced by the byzantine merchants?

What does the timeline above show about the consequences of the persian wars? a. each city-state of greece had equal influence after the wars. b. athens and sparta continued attacking persia after the wars had ended. c. persia continued to dominate greece for years after the wars. d. the alliance between athens and sparta ended shortly after the wars.

After ww2, the soviets began setting up what type of governments in countries closest to them