BP has reached a historic agreement with five Gulf States to settle the claims made against the company from a massive oil spill in 2010. Take a look back at history's worst oil disasters.
6. Nowruz Oil Field (80 million gallons) -- On February 10, 1983, at the height of the Iran-Iraq War, an oil tanker collided with the Nowruz platform in the Persian Gulf. The slick caught fire when Iraqi planes attacked.