Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Alexander Macomb was the commanding general of the United States Army from May 29, 1828 to June 25, 1841. Born in Detroit, Michigan, which at the time was part of British North America, Macomb was the son of Alexander Macomb and Mary Catherine Navarre. He moved with his parents to New York City and at a Newark, New Jersey, academy received a "classical education". At the age of 16, he joined a New York militia company. In January, 1799, with the recommendation of Alexander Hamilton during the French emergency, he was commissioned a Cornet in the Regular Army.