How are Lincoln's views similar to John Browns views? They both believed in abolishing slavery using any method.
They both agreed that slavery was wrong.
They both believed in the use of violence to accomplish what they wanted.

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.

i belive the continental association was created to boycott all contact with british goods.

i also belive it was in december 1, 1774