ke ▁County , ▁to ▁the ▁United ▁States ▁for ▁settlement ▁by ▁European ▁Americans . ▁ ▁Modern ▁era ▁Clar ke ▁County ▁was ▁established ▁on ▁December ▁ 1 0 , ▁ 1 8 1 2 ▁by ▁the ▁Mississippi ▁Territ ory . ▁The ▁county ▁had ▁numerous ▁for ts , ▁built ▁by ▁sett lers ▁for ▁protection ▁during ▁the ▁Creek ▁War ▁( 1 8 1 3 – 1 8 1 4 ). ▁ ▁One ▁of ▁the ▁most ▁notable ▁was ▁Fort ▁Sin que field . ▁The ▁first ▁county ▁seat ▁was ▁Clark es ville , ▁founded ▁in ▁ 1 8 2 0 . ▁ ▁The ▁seat ▁was ▁moved ▁to ▁Ma con , ▁later ▁renamed ▁Gro ve ▁Hill , ▁in ▁ 1 8 3 1 . ▁During ▁the ▁American ▁Civil ▁War , ▁the ▁county ▁was ▁notable ▁for ▁its ▁salt ▁production . ▁ ▁In ▁ 1 8 8 3 , ▁the ▁U . S . ▁Supreme ▁Court ▁u ph eld ▁the ▁conv iction ▁of ▁Tony ▁P ace ▁and ▁Mary ▁C ox ▁for ▁inter ra cial ▁d ating , ▁in ▁P ace ▁v . ▁Alabama . ▁That ▁preced ent ▁was ▁subsequently ▁over turn ed . ▁In ▁ 1 8 9 2 , ▁Clar ke ▁County ▁was ▁the ▁scene ▁of ▁a ▁violent ▁confront ation ▁around ▁economic ▁div ides ▁that ▁later ▁became ▁known ▁as ▁the ▁Mitch am ▁War . ▁ ▁Al co hol ▁prohib ition ▁Clar ke ▁County ▁became ▁a ▁dry ▁county ▁in ▁ 1 9 3 7 , ▁when ▁wet - d ry ▁count ies ▁were ▁established ▁in ▁Alabama ▁following ▁the ▁repe al ▁of ▁prohib