What were the last two countries in South America to gain independence

South American nations won their independence primarily from Spain, but also from Portugal, the United Kingdom, and the Netherlands. The first country to declare independence was Colombia in 1810. The last was Suriname in 1975.

Explanation:

I think it was columbia and  Suriname this happened in 1975.

Explanation:

Don't quote me on this put if it helped please thank me! Or brainlest would be nice too.

according to hess's theory, when the magma cooled, it would expand and push the tectonic plates apart. it would push the north and south america plates to the west and eurasia and africa ones to the east. the atlantic ocean would get wider but the coastlines of the masses would stay the same.

harry hammond hess was a geologist and a united states navy officer in the second world war. he is considered to be one of the founding fathers of the theory of plate tectonics. he is known for his theories on sea floor spreading, stating that the movement of the continents was the result of see floor spreading. the continents are attached to the plates and do not move separately. the plates themselves shift and change shape, carrying the continents along.

the answer is true!