1984
- February - March: Iran captures Majnoon Islands.
- March 27: Beginning of "tanker war." Over the next nine months, 44 ships, including Iranian, Iraqi, Saudi Arabian and Kuwaiti tankers, are attacked by Iraqi or Iranian warplanes or damaged by mines.
- March - June: Iran mobilizes 500,000 troops to southern front. No offensive materializes.
- May 26: President Reagan rules out U.S. military intervention.
- June: Civilian target truce in Iran-Iraq war.
- Oct: Norway and Britain cut prices in response to falling spot market. Nigeria follows, renewing pressure on OPEC price cuts.
- October 17: OPEC cuts production to 16 Mbbl/d (2,500,000 m3/d), but agreement is negated by cheating and price-discounting.
Read more about this topic: 1980-1989 World Oil Market Chronology