What did the Treaty of Guadalupe Hidalgo establish?

A. More money for the United States

B. Rio Grande as the u. s. Mexican border

C. Nueces River as a US Mexican border

D. Slavery

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.

is this question from a book? ?

trade in silk, spices, and precious metals.

answer first choice