original_query: What factors contributed to the depression in the agricultural sector of the country?
query: What factors contributed to the depression in the agricultural sector of the United States in the 1920s?
answer: High prices for farm commodities due to World War I disrupting European agriculture led to a bubble in farmland prices. This burst when European agriculture recovered quickly, driving commodity prices down.  Increased mechanization also reduced the need for farm labor, lowering wages and increasing unemployment.