Well, several ideas that developed during the renaissance became the basic Ideas of Scientific Revolutions.
For example, the Cart That's created by the Romans became the basic idea in designing the first Cars, a lot of painters such as Da Vinci, created a lot of technological designs for weapons, vehicles, and buildings, etc.
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The African Americans had to do the chores for the white men, basically a maid but not paying. Some people tried to free the slaves like Harriet Tubman, the most well known person to.