3. Should the Ming Dynasty have ended the treasure ship voyages?

How did the byzantine culture influence russia?

What major land feature is located at 0* and 20* e? a sahara desert b kalahara desert c congo basin d the alps

Did the spanish settlers and missions have a positive effect on world history? why, what did they do that was positive? why was the treaty of paris (1763) good for the world/world history? did the plymouth colony have a positive effect on world history? why, what did they do that was positive?