Complex sentence: The resort went into a steady decline with the Great Depression, enjoyed a brief revival during World War II, then went into decline again, particularly after the illegal casinos were again shuttered by action of Indiana Governor Henry Schricker in 1949.
Split into simpler sentences: The resort went into a steady decline with the Great Depression. It enjoyed a brief revival during World War II, then went into decline again, particularly after the illegal casinos were again shuttered by action of Indiana Governor Henry Schricker in 1949.