Trade protectionism involves government policies that restrict imports, such as tariffs, quotas, and regulations, in order to protect domestic industries and jobs. The document discusses how trade protectionism could benefit Bangladesh's developing economy. It argues that protectionism could decrease Bangladesh's import rates and high national debt by promoting the growth of domestic industries and exports. While protectionism has advantages like job creation and industrial development, it also has disadvantages such as higher costs for consumers and less competition that incentivizes innovation. The document concludes that some degree of protectionism may help Bangladesh become more self-sufficient and expand its global trade.