The eventual growth and dominance of domestic producers within nations is generally the reason that governments are eventually incentivized to build up protectionist measures.Trading is an activity that humans enjoy, and it seemingly has been an integral part of every society that has ever existed. Native Americans and European settlers were traders long before the United States government was conceived. The eventual growth and dominance of domestic producers within nations is generally the reason that governments are eventually incentivized to build up protectionist measures. The desire to protect certain domestic industries from the full influence of foreign competition is the only real reason that governments are active participants in t...