The Delaware Military Academy (DMA) is a publicly-funded charter high school in unincorporated New Castle County, Delaware and has a Wilmington postal address. The Academy was founded in 2003 by Charles Baldwin, a retired Master Chief Petty Officer from the United States Navy, and Jack Wintermantel, a retired Colonel from the United States Army. All students are required to participate in the Navy Junior Reserve Officers Training Corps, or NJROTC; DMA is the first successful all-JROTC military charter school in the US. DMA offers grades nine through twelve and has been designated a Blue Ribbon School.