Given the question: What key details about walter hampden overton  can be extracted from the following bio?  Bio: walter hampden overton -lrb- 1788 -- 1845 -rrb- was a u.s. representative representing louisiana 's 3rd congressional district .
The answer is:
- battles is war of 1812- death date is 1845 1788- allegiance is united states of america 1795 23px- rank is major general- birth date is 1788- serviceyears is 1808-1815- name is walter hampden overton- branch is usa- laterwork is politician- death place is alexandria , louisiana- birth place is louisa court house , virginia