How does a silk road contribute to cultural diffusion

Who did the first work in creating vaccines

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.

How are isolationism and nativism related ? in the 1920s what actions did americans take that reveal their distrust of others