One of the main ways Spain began to reunify was by
<span>Answer: </span>Accepting Muslims and Jews and their religious beliefs.
It was the unified state who was successful in driving the Muslims from Spain and in bringing religious unity to Spain by persecuting and driving out non-Christians.
Germ Theory was in its early stages and with its discovery brought on a cascade of medical discoveries, all of which helped save the lives of the afflicted.
This was called Westward expansion. It provided land for agriculture. this was important because he wanted America to be all agriculture and less factories. It doubled the size of America as well as gave us control of the Port of New Orleans.