Complex sentence: Following the death of General Leonard Covington at the Battle of Chrysler's field, he was appointed Brigadier General and Quartermaster General on March 21,1813, by President James Madison through Secretary of War John Armstrong.
Split into simpler sentences: Following the death of General Leonard Covington at the Battle of Chrysler's field, he was appointed Brigadier General and Quartermaster General on March 21,1813. This appointment was by President James Madison through Secretary of War John Armstrong.