Answer:
Which of the following contributed most to Japan's defeat of the invading Mongols in the 13th century? An army of samurais joined forces to fight the Mongols. Japanese samurais joined forces with Korean warriors to fight the Mongols. Typhoons forced the Mongols to retreat and then destroyed their ships.
Explanation:
they joined forces with korean warriors.
I assume the answer is true. There would have to be more trade, it comes with industrialization. Sorry I couldn't help more!
It helped them see that they didn't have to deal with them taking their money anymore
