Which two countries were signatories to the treaty of tordesillas?

The right answer is Portugal and Spain

The Treaty of Tordesillas was signed on June 1494 between Spain and Portugal. Its objective was divide the lands of the New Continent for each country spheres of influence. The treaty was corrected by the Catholic Church, whose pope was Alexander VI before it was signed in order to put up the colonial aspirations in favor to Spain but Portugal rejected it and the new line of division was settled.  

both are true, the congress does have the power to create banks, even if this power is not specifically described in the constitution, since there is nothing restricting it and there is power given to the congress to make "all laws which shall be necessary and proper". maryland was not allowed to tax a branch of the national bank operating there, and the supreme court decided that no state could. both of these topics were discussed in a decision of the mcculloch v. maryland case in 1819.