Britain had 750,000 men under arms between 1792 and 1815 as its army expanded from 40,000 men in 1793 to a peak of 250,000 men in 1813. Over 250,000 sailors served in the Royal Navy. In September 1812, Russia had 900,000 enlisted men in its land forces, and between 1799 and 1815 2.1 million men served in its army. Another 200,000 served in the Russian Navy. Out of the 900,000 men, the field armies deployed against France numbered less than 250,000.