South Carolina was the first state to declare secession because of him because they believed, just like the nullification crisis, that Lincoln's policies were favoring north and were Against the south. Unlike the Jackson era where the thing in question was tariffs, here it was resolving about slavery.<span />
I think is the Nullification crisis and the war he fought.
Answer:
Food and security.
Explanation:
The presidios faced many challenges such as food and security of its people and struggle to maintain their control from the natives people and save themselves from native people that lives around them because the Spanish comes and captured their lands. Spanish soldier defend the newly captured territories and take on such a difficult job for their country's welfare, prosperity and for expanding influence of their country.
Because he was a republican and he wanted to ban slavery which would decrease profit for farmers and force people who owned slaves to pay them.