How did Sacagawea and the native Americans tribes contribute to the success of the expedition?

Sacagawea also made a miraculous discovery of her own during the trip west. When the corps encountered a group of Shoshone Indians, she soon realized that its leader was actually her brother Cameahwait. It was through her that the expedition was able to buy horses from the Shoshone to cross the Rocky Mountains.

Explanation:

the process is called revolution because it was a process of great economic-social transformations that began in england in the xviii century.

the industrial mode of production spread throughout much of the northern hemisphere throughout the xix and early xx centuries.

the effect of this revolution was the distance between the countries, with respect to economic and political power.   after all, not all industrialized at the same time, remaining in the condition of suppliers of raw materials and agricultural products to the industrialized countries.

these differences mark to this day the nations of the world that are divided between developed and developing countries. one way to measure whether a country is advanced is to assess how industrialized it is.

b. sec, foreign relations