▁April ▁ 1 , ▁ 2 0 0 1 ▁by ▁the ▁mer ger ▁of ▁the ▁villages ▁Al ten wed d ingen , ▁B ahr endorf , ▁D od endorf , ▁Lang en wed d ingen , ▁O ster wed d ingen , ▁Schw ane berg , ▁St em m ern ▁and ▁S ül ld orf . ▁The ▁S ül ze ▁valley ▁is ▁character ized ▁by ▁art esian ▁aqu if ers , ▁deliver ing ▁br ine ▁( s ul za ) ▁that ▁had ▁been ▁used ▁for ▁salt ▁production . ▁ ▁Se ats ▁in ▁the ▁municipal ▁assembly ▁( G eme inder at ) ▁as ▁of ▁ 2 0 0 4 ▁elections : ▁ ▁Social ▁Democratic ▁Party ▁of ▁Germany : ▁ 8 ▁ ▁Christian ▁Democratic ▁Union : ▁ 6 ▁ ▁Association ▁of ▁Independent ▁V ot ers : ▁ 2 ▁ ▁Free ▁Democratic ▁Party : ▁ 1 ▁ ▁Culture ▁and ▁Sports ▁Club ▁O ster wed d ingen : ▁ 1 ▁ ▁Free ▁V ot ers ▁Schw ane berg : ▁ 1 ▁ ▁The ▁Left : ▁ 1 ▁ ▁The ▁first ▁documentation ▁of ▁a ▁settlement ▁in ▁the ▁area ▁dates ▁back ▁to ▁ 9 3 7 ▁with ▁the ▁mention ▁of ▁O ster wed d ingen ▁and ▁S ül ld orf . ▁The ▁village ▁of ▁Lang en wed d ingen ▁and ▁D od endorf ▁were ▁mentioned ▁in ▁ 9 4 6 ▁and ▁ 9 7 8 ▁respectively ▁as ▁a ▁possession ▁of ▁Saint ▁Maurice ' s ▁Ab bey ▁at ▁Mag de burg . ▁On ▁May ▁ 5 , ▁ 1 8