What are the code laws regarding slavery justinian

What country aided north korea in the korean war?

World war i brought increased immigration to the united states from which country? germany france italy mexico

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?