Explain how trade between méxico and the united states developed

Before the end of Spanish rule in 1821, trade between Mexico and the United States was not allowed. After 1821, Mexico and the United States traded a lot.

Explanation:

Above is the "possible answer" for edge2021 which means it is a definite 100%. If you are worried about plagiarism you can also use the below answer which I got a 100% for.

Second

Mexico, the United States, and Canada signed the North American Free Trade Agreement (NAFTA) in 1994 with the goal of eliminating barriers to trade and investment. ... The US is Mexico's largest trading partner, accounting for close to half of all exports in 2008 and more than half of all imports in 2009.

this is a good question! i'll do some research and come back when i have the answer!

the correct answer is a) egypt and china.

egypt and china are two of the world’s oldest civilizations known by man. both ancient empires have left a great historic and cultural legacy to the world through archeology. both civilzations developed complex social relations, had deep religious beliefs, had dominion of agriculture and left writing records to understand their customs and culture.

among the requirements to consider a civilization, we find urbanization, writing records, a place of residence, agriculture methods, technological specialization, means of transportation, currency, population density, social stratification, and political integration.