Lieutenants Protection Association

In military terms, a Lieutenants Protection Association (sometimes also called a "Lieutenants Protection Agency" or "LPA") is an informal group of junior officers. Many young offers find the Lieutenant Protection Association/Agency community is the best way to make an impact and a successful start to their military career once in the fleet. theLPA.org is a non-profit organization that shares best practices, funny stories, and experiences in a unique way.

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Wikipedia