<span>One of the new weapons used by the English was the musket.
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The main benefit of The Principle of Open Opportunity is that anyone can compete in the marketplace.
<span>B.) Martin Luther's writing of his "95 Theses" inspired the invention of printing.</span>
<span>The McCormick reaper was the first mechanical reaper used in farming. It was designed to harvest grain grown primarily in the mid west but it has been said that it revolutionized agriculture all around the world because farmers went from cutting grain by hand to being able to cut it with a machine and allowed for increased production. So much grain was produced in the mid west that Chicago had to improve its infrastructure to be able to handle it all.</span>