Why were other countries affected by the Great Depression? The US increased the number of imports allowed into the country. The US increased the number of imports allowed into the country. Other countries had to buy more US goods because their own businesses closed. Other countries had to buy more US goods because their own businesses closed. Businesses in other countries produced more goods which resulted in higher profits. Businesses in other countries produced more goods which resulted in higher profits. American investors withdrew their money from foreign markets.