the group that owned the most slaves is plantation owners
At first, Copernicus had a heliocentric, or sun-centered galaxy, model as a theory, but he wasn't widely accepted. Galileo used a telescope to expand on that idea and prove it to be correct.
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The United States decided to build the Panama canal across Central America to connect the Atlantic Ocean and the Pacific Ocean. During that period, America came to be known for its power in the world. President Theodore Roosevelt decided to build the canal to make America stronger in navy power. Panama was chosen to build the canal because the place was likely to be the thinnest landmass compare to the other places.
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by choosing a Pope who supported him. by conquering vast areas of land in Europe. by using the power of lay investiture