Briefly explain how one specific historical event or development in the period 1919–1930 that is not explicitly mentioned in the excerpts could be used to support leuchtenburg's interpretation.

What problem does obeng say that we have in the 21st century? 2. obeng argues that the pace of change has eclipsed the pace of learning. do you agree or disagree? why? 3. what is "smart failure" according to obeng?

What’s the reason for not digging up aztec ruins in modern mexico city

Did cuneiform develop the language we use today