Who argued that "a prudent ruler recognizes what must be done to protect and enlarge his dominions and does not allow moral qualms to cloud his judgment? "?

Niccolo Machiavelli

Explanation:

He says this in "The Prince", written in in 1513 which explains how to acquire and maintain political power.

The correct answer is Machiavelli.  

Explanation:

Niccolo Machiavelli was an Italian diplomat who get to fame because of his book “The Prince”. Its foremost theme is the ability the man has to determinate his own destiny in antagonism to the fate, meaning the political philosophy someone has to reserve total authority. It was written in 1513 and it talks about how to get the power, create and maintain a state, etc. It is considered a set of rules a political man should follow in order to succeed.  

sorry but your romanian isn't clear could you just translate to english

explanation: