Complex sentence: Sexual scandals in the late 1980s and early 1990s led the Assemblies of God to defrock him, and to Swaggart temporarily stepping down as the head of Jimmy Swaggart Ministries.
Split into simpler sentences: Sexual scandals in the late 1980s and early 1990s led the Assemblies of God to defrock him. As a result of the scandals, Swaggart temporarily stepping down as the head of Jimmy Swaggart Ministries.