One government was established for all of Italy. Parma, Tuscany, and which other state were allies of
Austria?

the question is asking about the things that may have affected and what they effects had on the spanish conquest and settlement of america

explanation:

the national congress's powers over the states were specific and definite: it had the sole power to negotiate treaties, declare war, and make peace. all powers not granted to congress were reserved for state governments. congress had no power to levy taxes, for example.