A scholastic paper by Major Joseph D. Davidson:
OVERCOMING THE ODDS: A COMPARISON OF THE
DURING THE FINAL CAMPAIGNS OF
THE WAR OF 1812
"With victory in Europe behind them, the British could begin diverting battle proven troops, and supplies to North America. This policy perhaps had the potential to change the complexion of the war to heavily favor the British in numbers of experienced and battle hardened troops."
An earlier post delineated nine districts; the tenth was the Washington, D.C., area.