His Majesty's Armed Forces (HMAF) is the military of Tonga. It is composed of three operational components and two support elements (logistics and training groups). The mission of HMAF is to: Defend the sovereignty of the Kingdom of Tonga. The HMAF is partially supported by defence co-operation agreements with Australia, the United States, China, India and New Zealand. The co-operation aims at capacity development through training of HMAF personnel in leadership, academic and trades while support for infrastructure development is another part of the security co-operation.