Which scientist was associated with a screw used for irrigation? euclid archimedes plato aristotle

Which of the following problems did shays rebellion show about the articles of confederation? a. there was no federal standing army b. states couldn’t create their own tax laws c. the federal government imposed too many taxes on states d. there was too much federal regulation of interstate commerce

This map is depicting the 16th century route of what explorer

What are some incentives that parties have to carry out their campaign promises?