Was used to maintain supply of essential products

Who was the first president of the united states (just trying to y’all get points)

Which term do historians use to describe the personal preferences that people have that affect their interpretation of events

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?