Check out our newest animated map highlighting the the Battle of Brandywine! On September 11, 1777, General George Washington was determined to prevent the British from capturing the American seat of government, Philadelphia. Taking up positions along Brandywine Creek, Washington mistakenly believed that his army blocked all fords across the Brandywine. Opposing Washington was Sir William Howe and an army of 15,500 British Regulars and Hessians. Howe's men had just finished a month long voyage f