societyTimeline of Kissing20 eventsMajor milestones in the cultural, scientific, and social history of kissing.
societyTimeline of the Civil Rights Movement in the United States20 eventsMajor U.S. civil rights milestones.
financeTimeline of OPEC and OPEC+20 eventsMajor milestones in the history of OPEC and the later OPEC+ framework in global oil governance.