The civil war and resistence fighters
The Indies played a great role in history. The land was originally home to the indigenous. After the trans-Atlantic expedition the Spanish settled in the indies area for the first 28 years taking over the land and people.
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Mansa Musa developed cities like Timbuktu and Gao into important cultural centers. He also brought architects from the Middle East and across Africa to design new buildings for his cities. Mansa Musa turned the kingdom of Mali into a sophisticated center of learning in the Islamic world.
Any group looking to lower costs by encouraging competition would likely support free trade agreements. Free trade agreements encourage competition in markets.