Prince Harry highlighted the importance of Warrior Games in a video released on social media.
The statement from the Duke of Sussex came ahead of an annual event "that celebrates the resiliency and dedication of wounded, ill, and injured active duty and veteran US military Service members.
US First Lady Jill Biden will host a virtual event along with Harry for athletes involved in the Warrior Games.
The Duke of Sussex said, “These games are so important, whether it's the @WarriorGames or the Invictus Games."
He added, It is ultimately the reminder of service both at home and overseas, it is about caring for our physical and mental fitness, and for those that have sacrificed so much.”
Prince Harry is living in the US with his wife Meghan Markle and two children after stepping down as senior member of the British royal family.
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