s ▁new ▁support ▁of ▁women ' s ▁suff rage ▁and ▁femin ism . ▁Their ▁early ▁support ▁for ▁Ober lin ▁College , ▁a ▁center ▁of ▁abol ition ist ▁activity , ▁included ▁$ 1 0 , 0 0 0 ▁to ▁build ▁T app an ▁Hall . ▁Ober lin ' s ▁green ▁T app an ▁Square ▁now ▁occup ies ▁the ▁site . ▁ ▁Cont inu ing ▁their ▁support ▁for ▁abol ition , ▁Arthur ▁and ▁his ▁brother ▁founded ▁the ▁American ▁and ▁Foreign ▁Anti - S la very ▁Society ▁in ▁ 1 8 4 0 ▁and ▁the ▁American ▁Mission ary ▁Association ▁in ▁ 1 8 4 6 . ▁After ▁the ▁F ug itive ▁S lave ▁Law ▁of ▁ 1 8 5 0 ▁was ▁passed , ▁T app an ▁refused ▁to ▁comp ly ▁with ▁the ▁new ▁law ▁and ▁don ated ▁money ▁to ▁the ▁Under ground ▁Rail road . ▁The ▁brothers ' ▁positions ▁on ▁the ▁sla very ▁issue ▁were ▁not ▁univers ally ▁popular . ▁In ▁early ▁July ▁ 1 8 3 4 , ▁Lewis ▁T app an ' s ▁New ▁York ▁home ▁was ▁s ack ed ▁by ▁a ▁mob , ▁who ▁threw ▁his ▁furn iture ▁into ▁the ▁street ▁and ▁burn ed ▁it . ▁ ▁The ▁T app ans ▁and ▁the ▁Journal ▁of ▁Com merce ▁attract ed ▁bitter ▁criticism ▁for ▁their ▁campaign ▁to ▁free ▁the ▁Afr icans ▁who ▁had ▁taken ▁over ▁the ▁slave ▁ship ▁Am ist ad ▁in ▁ 1 8 3 9 . ▁James ▁Gordon ▁Ben nett , ▁Sr .’ s ▁rival ▁New ▁York ▁Mor ning ▁Her ald ▁den ounced