The spanish signed this treaty granting the u. s. the right to navigate the mississippi river

the treaty or San Lorenzo is the name of the treaty the Spanish signed to give the u.s the right to navigate the Mississippi river.

answer; /// i believe that the correct answer is (b)///they gained vast amounts of

cultural achievements of the 1920's 2010  

1. cultural achievements and african american achievements in the 1920’s  

2. art and literature charles lindberg flew from ny to paris, france. became national hero; first transatlantic flight.  

3. greenwich village (new york) and the south side (chicago)  many artists, writers, and intellectuals flocked to these areas to share ideas  people lead bohemian, or artistic and unconventional, lifestyles