People believe that the war lasted four years .
Answer:
Option D.
Explanation:
Italy, is the right answer.
In the mid 19th century, there emerged a political and social movement in Italy that unified a number of states of the Italian peninsula into the unique state of the Kingdom of Italy. This movement began in the year 1815 with the inauguration of Congress of Vienna and came to an end in the year 1871 when Rome became the capital of Italy.
no the first three are!!!!!!!!!!!!!!!
