▁trade ▁agreement ▁term ed ▁the ▁Lam bert ▁Char ter . ▁S uc ceed ing ▁his ▁mother , ▁Rad ama ▁II ▁( 1 8 6 1 – 6 3 ) ▁attempted ▁to ▁relax ▁the ▁queen ' s ▁string ent ▁policies , ▁but ▁was ▁over th rown ▁two ▁years ▁later ▁by ▁Prime ▁Minister ▁Rain iv on in ah it rin iony ▁( 1 8 5 2 – 1 8 6 5 ) ▁and ▁an ▁al liance ▁of ▁And ri ana ▁( no ble ) ▁and ▁H ova ▁( common er ) ▁cour ti ers , ▁who ▁sought ▁to ▁end ▁the ▁absolute ▁power ▁of ▁the ▁monarch . ▁ ▁Following ▁the ▁coup , ▁the ▁cour ti ers ▁offered ▁Rad ama ' s ▁queen , ▁Ras oh er ina ▁( 1 8 6 3 – 6 8 ), ▁the ▁opportunity ▁to ▁rule , ▁if ▁she ▁would ▁accept ▁a ▁power ▁sharing ▁arrangement ▁with ▁the ▁Prime ▁Minister : ▁a ▁new ▁social ▁contract ▁that ▁would ▁be ▁se aled ▁by ▁a ▁political ▁marriage ▁between ▁them . ▁Queen ▁Ras oh er ina ▁accepted , ▁first ▁marry ing ▁Rain iv on in ah it rin iony , ▁then ▁later ▁depos ing ▁him ▁and ▁marry ing ▁his ▁brother , ▁Prime ▁Minister ▁Rain il ai ar iv ony ▁( 1 8 6 4 – 9 5 ), ▁who ▁would ▁go ▁on ▁to ▁marry ▁Queen ▁Ran aval ona ▁II ▁( 1 8 6 8 – 8 3 ) ▁and ▁Queen ▁Ran aval ona ▁III ▁( 1 8 8 3 – 9 7 ) ▁in ▁succession . ▁Over