The guilds, banks, and money systems, which began in Medieval Europe, <span>were the start of modern market economies and trade unions.
Before them, there were no real market economies or unions - the guilds were the first type of a union of traders who wanted to unite and fight for their rights together.
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Answer:
Mesoamerican Indian cultures have a common origin in the pre-Columbian civilizations of the area. The three largest linguistic groups are the Mayan, the Otomanguean, and the Uto-Aztecan.
Because I am not exactly sure what war you are talking about, I will answer the question as if it were World War II. The Attack on Pearl Harbor is the main reason the U.S. joined the war (WWII).
I hope this helps.
