The Oil Campaign chronology of World War II lists bombing missions and related events regarding the petroleum/oil/lubrication (POL) facilities that supplied Nazi Germany.
Legend
— events regarding Nazi Germany petroleum, lubrication, and/or oil supplies
and/or — events regarding Allied planning
— RAF, Eighth Air Force, and other roundels indicate units (most listings are from the RAF chronology and the USAAF chronology) "100 BG" — listings that include the unit abbreviation (BG is Bombardment Group) are from the corresponding mission history for the unit.
References
Oil Campaign chronology of World War II Wikipedia(Text) CC BY-SA