Rather than relying on armed force to influence global policy during the 1920s, the U.S. used Strong economic policy.
Step-by-step explanation:
The time period of 1920s in America is also known as the roaring twenties during which it experienced a great boom in the economy and there was great demand and manufacturing of United states products.
This was all because the win in the first world war gave it the feeling of being the global power, and with it's economy growing so fast, it could improve the influence even more on other nations and there was more investment in business ventures.