1 8 4 9 ▁Major ▁W arden ▁was ▁succeeded ▁at ▁Blo em f onte in ▁as ▁civil ▁commission er ▁by ▁Mr ▁C . ▁U . ▁Stuart , ▁but ▁he ▁remained ▁the ▁British ▁resident ▁until ▁July ▁ 1 8 5 2 . ▁A ▁nominated ▁legisl ative ▁council ▁was ▁created , ▁a ▁high ▁court ▁established ▁and ▁other ▁steps ▁taken ▁for ▁the ▁order ly ▁government ▁of ▁the ▁country , ▁which ▁was ▁officially ▁sty led ▁the ▁Orange ▁River ▁S over e ig nt y . ▁In ▁October ▁ 1 8 4 9 ▁Mos ho es ho e ▁was ▁induced ▁to ▁sign ▁a ▁new ▁arrangement ▁consider ably ▁cur tail ing ▁the ▁boundaries ▁of ▁the ▁Bas oth o ▁reserve . ▁The ▁front ier ▁towards ▁the ▁S over e ig nt y ▁was ▁there after ▁known ▁as ▁the ▁W arden ▁line . ▁A ▁little ▁later ▁the ▁res erves ▁of ▁other ▁ch ie ft ains ▁were ▁precisely ▁defined . ▁ ▁The ▁British ▁Res ident ▁had , ▁however , ▁no ▁force ▁sufficient ▁to ▁maintain ▁his ▁authority , ▁and ▁Mos ho es ho e ▁and ▁all ▁the ▁neighbor ing ▁cl ans ▁became ▁involved ▁in ▁host ilities ▁with ▁one ▁another ▁and ▁with ▁the ▁Europe ans . ▁In ▁ 1 8 5 1 ▁Mos ho es ho e ▁joined ▁the ▁republic an ▁party ▁in ▁the ▁S over e ig nt y ▁in ▁an ▁inv itation ▁to ▁P ret or ius ▁to ▁rec ross ▁the ▁Va al . ▁The ▁inter vention ▁of ▁P ret or ius ▁resulted ▁in ▁the ▁Sand ▁River ▁Convention ▁of ▁ 1 8