Final answer:
Wilson believes that increased American trade will promote global liberty because trade fosters economic prosperity and political freedom, in addition to cultural exchange and understanding.
Step-by-step explanation:
Wilson likely believes that increased American trade with other countries will promote liberty throughout the world because trade leads to economic prosperity, which is linked to political freedom. The essential idea is that as nations engage in trade, they benefit economically. This economic prosperity can lead to improved standards of living, which may encourage the development of more liberal and democratic institutions. Additionally, trade fosters cultural exchange and understanding, further opening the doors to democratic values and practices.