Explain the difference between state
and national powers?

State vs Federal Powers

So long as their laws do not contradict national laws, state governments can prescribe policies on commerce, taxation, healthcare, education, and many other issues within their state. Notably, both the states and the federal government have the power to tax, make and enforce laws, charter banks, and borrow money.

this is a false claim the emancipation proclamtion freed all slaves in the rebillion states