To what extent did
the Portuguese and
Spanish change
trade patterns in
Afro-Eurasia?

The embargo act of 1807  was a law passed by the united state congress and signed by president thomas jefferson on december 22,  1807. it prohibited american ships from trading in all foreign ports. in 1806, france passed a law that prohibited trade between neutral parties, like the u.s., and britain.

1is using relevant evidence 2 is speaking