Formerly known as the Army Swimming Association and the Army Swimming Union (ASU) the Army Aquatics Union (AAU) was formed in 1920 to manage the Army as a whole, Regular and Reserve, for all aquatic sporting activities.
The following disciplines that the ASU represent are:
– Diving (Since 1920)
– Open Water Swimming (Since 1923)
– Pool Swimming (Since 1920)
– Water Polo (Since 1920)