Conversation so far:
When did Harry leave the Army?
Harry's attachment with the ADF ended on 8 May 2015, and on 19 June 2015 his career with the Army ended.
When was he Seconded to the Australian Defence Force?
On 6 April 2015.
What did he do while on duty?
While in Perth, he trained with Special Air Service Regiment (SASR), participating in the SASR selection course, including a fitness test and a physical training session.
Did he go into any war zones during this time?
He also spent time flying over Sydney as co-pilot of an Army Black Hawk and participated in counter-terrorism training in Sydney Harbour.
Did he train with any special forces?
He also joined SASR members in Perth for live-fire shooting exercises with numerous Special Forces weapons at a variety of ranges and completed an insertion training exercise.
Did he do any other training with special forces?
Training activities included remotely detonating an Improvised Explosive Device (IED) and rappelling from a building.
He also spent time flying over Sydney.
Did he fly with the Air Force?
He also spent time flying over Sydney as co-pilot of an Army Black Hawk and participated in counter-terrorism training in Sydney Harbour with Royal Australian Navy clearance divers.

Question: How long did her serve with the Australian Defence Force?
Self-contained rewrite: How long did Prince Harry serve with the Australian Defence Force?