The impact of the printing press, astrolabe, and caravel on 16th-century Europe demonstrates the ability of technology to "<span>redefine human understanding of the world"</span>
The major physical feature that the pioneers crossing West had to contend with were the Rocky and Sierra Nevada Mountains.
These mountain ranges were treacherous and many died trying to find passages to cross.
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Answer:
Made the constitution and made it to where the ruler of the US could only serve a few years