S . ▁Congress man ▁who ▁founded ▁what ▁is ▁now ▁the ▁University ▁of ▁Maryland , ▁College ▁Park , ▁char tered ▁in ▁ 1 8 5 6 . ▁ ▁Henry ▁Joseph ▁Albert ▁Cal vert ▁( 1 8 1 0 – 1 8 2 0 ) ▁ ▁Marie ▁Louise ▁Cal vert ▁( 1 8 1 2 – 1 8 1 3 ), ▁died ▁in ▁inf ancy . ▁ ▁Julia ▁Cal vert , ▁of ▁C ed ar ▁Gro ve , ▁Virginia ▁( R ivers dale , ▁Bl ad ens burg , ▁January ▁ 3 1 , ▁ 1 8 1 4 ▁– ▁C ed ar ▁Gro ve , ▁June ▁ 8 , ▁ 1 8 8 8 ), ▁married ▁in ▁R ivers dale ▁on ▁May ▁ 7 , ▁ 1 8 3 3 ▁Richard ▁Henry ▁Stuart ▁( Pop ' s ▁Creek , ▁May ▁ 3 1 , ▁ 1 8 0 8 ▁– ▁C ed ar ▁Gro ve , ▁May ▁ 1 4 , ▁ 1 8 8 9 ). ▁ ▁Am elia ▁Isabel la ▁Cal vert ▁( 1 8 1 7 – 1 8 2 0 ), ▁died ▁in ▁inf ancy . ▁ ▁Ros al ie ▁herself ▁died ▁on ▁March ▁ 1 3 , ▁ 1 8 2 1 , ▁according ▁to ▁her ▁phys ician , ▁" of ▁a ▁general ▁dro ps y ▁affect ing ▁the ▁whole ▁system ", ▁at ▁the ▁relatively ▁young ▁age ▁of ▁ 4 3 . ▁ ▁Polit ics ▁In ▁ 1 8 1 6 ▁Cal vert ▁was ▁approached ▁by ▁Maryland ▁Federal ists