Italy was not actually a unified country during that time period, it was instead comprised of many city-states (Milan, Venice etc.). Therefore Italy as a whole would not have been able to fund any of the explorers because they were not united as Italy. As well, because Italy was not unified, it was not as powerful as countries like Spain, France and England.
The involvement of an entire society in a was effort is known as TOTAL WAR.
A total war is a kind of war that involve all the sectors of the society, which are made up of men, women and the children. Such a war usually mobilizes all the resources in the society to fight the war and the government give priority to the warfare over non combatant need. The first modern total war is the first world war.<span />
The Russian Revolution instigated by the Germanic Empire put a hold on the eastern front freeing up more supplys that the Empire could move to the western front putting a lot more stress on the allied efforts to move forward with the war until the peace treaty was signed.
<span>The Treaty of Paris not only recognized that the thirteen colonies were free, sovereign, and independent, it also established the boundaries between the United States and Britain's remaining North American colony in what is now Canada, granted important fishing rights to U.S. fisherman, provided for the mutual payment of debts, prohibited the confiscation of Loyalists property, repatriated all prisoners of war, and granted access to the Mississippi River to both the United States and Great Britain.</span>