What is the importance of the fall of the Roman Republic to world history?

The fall of the Roman Republic in 27 B.C. paved the way for the rise of the Roman Empire, and the Roman Empire influenced humanity in the ways of language, culture, politics, and military strategy in more diverse ways than all other empires combined. Furthermore, the contents of the New Testament of the Holy Bible are facilitated by the socio-political atmosphere that was present in Palestine during the time of the Romans.