Which statement about auto von bismarck is accurate

a. he was the king of prussia became the kaiser of united germany

b. he launched an unsuccessful war against austria that cost pressure half its territory

c. he was a prussian chancellor who played a major role in the unification of germany

d. negotiate a peace treaty with napoleon iii at bad ems, germany

The  correct answer is C.

Explanation:

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they united the colonies in their fight against the british.

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.