List 3 pieces of evidence that support the idea that the Dust Bowl was "the worst hard time."

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?

Did the both the us and ussr have atomic weapons after 1949

Do you think the cartoonist has a positive or negative view of bryan? why?