Agriculture in the 1920s The 1920s were the singularly most influential years for agriculture in our country. The loss of farms after the war and new agricultural practices led to the dawn of modern agriculture in our country. The transition from small family to large corporation during this time is now the basis for how our society approaches food today. Traditional agriculture in the 1920s underwent a series of massive transitions after World War I as the number of farms decreased and farm sizes increased. The 1920s brought a great change in the framework, which during the war exceeded the limits causing serious economic circumstances for farmers. The war was the first time in American history that many farmers did not farm for subsistence, but instead farmed on a production scale for the war. Since the first humans began to rely on agriculture 10,000 years ago, farming has been used as a form of subsistence, growing what a family needed to survive and selling whatever extra money they could get. cultivate. Humans need a variety of foods and cannot live on a single crop alone. This meant that the c...