General Quarters is a set of naval wargaming

Naval wargaming

Naval wargaming is a branch of the wider hobby of miniature wargaming. Generally less popular than wargames set on land, naval wargaming nevertheless enjoys a degree of support around the world...

 rules written by Lonnie Gill. Quick and easy to play they have become one of the most popular series of World War I

World War I

World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

 and World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 era naval rules (they topped the poll of popular wargames rules amongst the Naval Wargames Society

Naval Wargames Society

The Naval Wargames Society is interested in all forms and scales of maritime wargaming, and has been so for more 30 years. The society was originally started by Phil Dunn, and the proprietors of Navwar and Skytrex. Originally, society games were held in Chessington, and in later years moving to...

. There are currently three versions available. GQ1 covered World War II and used a d6 based system. GQ2 expanded coverage to World War I whilst also introducing new rules for World War II games; it also introduced a revised combat system that used a d10 in addition to d6. GQ3 was a complete revision published in 2006. A revised World War I version was announced for release in September 2007