Respuesta :
The main piece of progress that was made toward world peace in the 1920s was the League of Nations, which was founded in 1920 as a response to the evils of World War I. It ultimately failed to prevent another world war, however.
Answer:
In the presidential election of 1920, Republicans nominated Warren G. Harding, a pleasant man of little ability. Harding and Calvin Coolidge, his vice-president, swept into office in a landslide victory. In the 1920s, the United States promoted world peace.
Explanation: A 1921 conference in Washington produced a historic agreement among five major naval powers to dismantle some of their naval ships. For the first time in modern history, nations had agreed to reduce their weapons. In 1929, sixty-four nations signed the Kellogg-Briand Pact. In doing so, each nation promised to not settle problems by starting wars.