sentences:  In 1835 settlers presented a petition to the Legislature requesting a new county.On February 4, 1836, both the House and Senate passed a bill providing for the formation from western Bartholomew, eastern Monroe, and northern Jackson counties of a county to be named for Gen. Jacob Brown, who defeated the British at the Battle of Sackett's Harbor in the War of 1812.The county has , from east to west and from north to south.