What was most likely the meaning of “protégé” first sentence?

The bomb should have been used on japan: sense of revenge.. and to finish the war as japan wasn't ready to.the bomb shouldn't have been used on japan: killed many people in that city and unjust

The renaissance was a major turn in history. many new ideas and technological advances came into place. it was a time of new thinking, where many were inspired by enlightenment beliefs. most people were branching out from what the government or the catholic church was saying, and using science to answer questions about the world around them. it was also a time when the arts were booming. artists, musicians, mathematicians, philosophers, and historians were becoming more and more of a respected society. the renaissance was a major turn in history.