Complex sentence: The religious-political organization Spiritual Mobilization was formed by Fiefield in 1935 and he became its president; its ideology has been described by Kevin M. Kruse and others as Christian libertarianism.
Split into simpler sentences: The religious-political organization Spiritual Mobilization was formed by Fiefield in 1935 and he became its president. Its ideology has been described by Kevin M. Kruse and others as Christian libertarianism.