Regional differences made governing difficult.
Answer: Started in October 1973, when the members of OPEC proclaimed an oil embargo "in response to the U.S. decision to re-supply the Israeli military" during the Yom Kippur war; it lasted until March 1974. OPEC declared it would limit or stop oil shipments to the United States and other countries if they supported Israel in the conflict.
Explanation:
Factories were not good to their workers. A lot of them were in poor health because of their environment.
