Why does the compromise of 1820 add two states, 1 free and 1 slave state?

"globalization has greatly impacted the united states and american citizens. first and foremost, globalization has spread american influence throughout the world. globalization has opened up more markets for the united states, which in effect american companies sell their products worldwide. there has been a rise of multinational corporations and their influence has greatly increased."

people had jobs and began to work. that’s why the commercial revolution was great.