More than 900 Air Force Reservists in the wing train to support worldwide operational commitments.
Northern Ireland remained the British Army's largest operational commitment into the early 1990s.
If they have operational commitments, other infantry units take part instead.
However, in 2007, the army units were unable to attend the event, due to operational commitments in Iraq.
The 1980s brought increased operational commitments and a growing legacy of aviation safety milestones.
Lord Carrington had wished to send a third submarine but the decision was deferred due to concerns about the impact on operational commitments.
However the Saturday team was disbanded in May 1995 due to operational commitments.
In Australia a Field Force comprises the units required to meet operational commitments.
Frequent reference is made to this type of proposal but no specific financial and operational commitments are ever really made.
Their amalgamation was announced in July 2012, and will begin upon completion of scheduled operational commitments, but not before October 2014.