How did the Exxon Valdez and Deepwater Horizon oil spills influence regulatory reforms and industry practices related to oil spill prevention and response?

The Exxon Valdez and Deepwater Horizon oil spills led to regulatory reforms, including the Oil Pollution Act of 1990 in response to the Exxon Valdez spill and the implementation of new safety standards and drilling regulations after the Deepwater Horizon disaster.