C) he explored parts of Canada for England who is rulers use his trip to claim much of North America
Answer;
D. Johnson said the rights and guarantees of the Emancipation Proclamation were sufficient to protect blacks civil rights and a new bill was unnecessary.
Explanation;
The Freedmen's Bureau provided food, housing and medical aid, established schools and offered legal assistance. It was vetoed by president Andrew Johnson on February 19, 1866, and the congress failed to override that veto on the following day.
It also attempted to settle former slaves on land confiscated or abandoned during the war
C. Bismarck used a series of wars and political incidents to raise nationalistic feelings and install political leaders he could manipulate