The Political System of Italy in the Second Half of the 15 <sup>th</sup> Century
The article analyzes the issues of political interrelations between the states of the Apen-nine peninsula in the second half of the XV century. The system of political balance turned out in this period maintained a balance of power and interests between the five powers of Italy and thus allowed to avoid large-scale military conflict on the peninsula until the beginning of the Italian Wars. The author pays particular attention to considering the factors of foreign policy, which influenced on the situation in Italy.