The reunification of German was through force during the reign of Bismarck. The first war of unification was the Danish War in 1862. This was followed by the Austro-Prussian war in 1866. In the end, Bismarck used the Franco-Prussian war of 1870-71 to unify the states of north Germany
This was another answer from another person who asked it hopefully this helps or soemthing
The President has the power to sign or veto legislation, command the armed forces, ask for the written opinion of their Cabinet, convene or adjourn Congress, grant reprieves and pardons, and receive ambassadors from other countries.
South Carolina declared unfair taxes to be a cause of secession: "The people of the Southern States are not only taxed for the benefit of the Northern States, but after the taxes are collected, three-fourths (75%) of them are expended at the North (to subsidize Wall Street industries that elected Lincoln)."