Answer:
Italy :
1848 start dates
Germany:
In the 1860s, Otto von Bismarck, then Minister President of Prussia, provoked three short, decisive wars against Denmark, Austria, and France, aligning the smaller German states behind Prussia in its defeat of France. In 1871 he unified Germany into a nation-state, forming the German Empire.
the US:
the Confederation began in 1834 with the establishment ... Inadvertently, these reforms sparked the unification movement and augmented ... They were aimed to quell a growing sentiment for German unification. ... including a number who went to the United States and became a political force there.
Russia:
1855,1899
great britain:
In 1707, the Acts of Union received their Royal assent, thereby abolishing the Kingdom of England and the Kingdom of Scotland and their respective parliaments to create a unified Kingdom of Great Britain with a single Parliament of Great Britain.
france:
1815
austrian empire:
In 1938, the Third Reich, led by Austrian-born Adolf Hitler, annexed Austria in the Anschluss.
Explanation:
