Generate explanations about how the spanish king kept control over viceroyalties in the americas?

Explanation:

The Spanish crown held the main strings of control over its colonial possessions in the New World. It enjoyed a wide array of tools and instruments to control the viceroyalties. The king appointed viceroys and could dismiss or replace them; he could grant trade or administrative privileges to regions; he could also approve more resources to be assigned to viceroyalties; he could send special envoys to check and order revisions; the crown could also detached areas of land from one region to another, redraw borders or change military duties.

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