Which native group dominated central america for 600 years, had a written language, sophisticated mathematics and astronomy, and a calendar more accurate than had existed in contemporary europe?

Which caused demand for farm products to decline after world war i

The directory was unsuccessful and was eventually replaced because no constitution had been created that outlined its authority. it was connected with the reign of terror. its members did not get along with napoleon. the national convention did not agree with the directory's decisions.

What was the effect of the industrial revolution on the working class ?