International Meridian Conference — 1884 conference in Washington, D.C., United States

Conquest of the Desert — 1870's-80's Argentine campaign in Patagonia

1884 riots over a court verdict in Cincinnati, Ohio, USA

1884 battle in the Tonkin Campaign

1884 political debate

1884 treaty establishing French colonial rule in Vietnam

1884 treaty between Russia and Korea

1884 battle between China and France

1884 United States presidential election — 25th quadrennial U.S. presidential election