5 7 1 - 1 5 8 5 . ▁Margaret ▁was ▁not ▁native ▁to ▁London , ▁and ▁she ▁was ▁known ▁as ▁a ▁Dutch ▁empir ic ▁that ▁pract iced ▁medicine . ▁It ▁is ▁believed ▁that ▁she ▁lived ▁on ▁the ▁street ▁Old ▁Se ac ole ▁Lane ▁in ▁London . ▁ ▁Career ▁and ▁difficulties ▁ ▁Margaret ▁Kenn ix ▁de alt ▁with ▁issues ▁regarding ▁her ▁authority ▁to ▁practice ▁medicine ▁in ▁London . ▁She ▁particularly ▁de alt ▁with ▁the ▁Royal ▁College ▁of ▁Phys icians ▁that ▁had ▁a ▁strong ▁presence ▁in ▁the ▁city ▁of ▁London . ▁The ▁Royal ▁College ▁of ▁Phys icians ▁was ▁one ▁of ▁the ▁main ▁gover ning ▁bodies ▁of ▁medicine . ▁King ▁Henry ▁VII ▁established ▁it ▁as ▁a ▁Royal ▁Char ter ▁in ▁ 1 9 1 8 . ▁The ▁college ▁attempted ▁to ▁put ▁a ▁complete ▁stop ▁to ▁Margaret ' s ▁medical ▁practice . ▁ ▁Margaret ▁Kenn ix ▁turned ▁to ▁the ▁royal ▁family ▁for ▁help ▁after ▁the ▁College ▁had ▁consist ently ▁attempted ▁to ▁shut ▁down ▁her ▁practice ▁entirely . ▁Margaret ▁knew ▁that ▁having ▁someone ▁in ▁the ▁royal ▁family ▁v ouch ing ▁for ▁her ▁was ▁very ▁benef icial . ▁Queen ▁Elizabeth ▁I ▁informed ▁the ▁College ▁in ▁ 1 5 8 1 ▁of ▁her ▁support ▁for ▁Margaret ▁Kenn ix . ▁Sir ▁Francis ▁W als ingham ▁informed ▁the ▁College ▁of ▁Queen ▁Elizabeth ' s ▁support ▁for ▁Margaret , ▁and ▁he ▁listed ▁two ▁separate ▁reasons ▁as ▁to ▁why ▁she ▁should ▁be ▁allowed ▁to ▁practice ▁medicine . ▁The ▁first ▁reason ▁was , ▁" G od ▁has ▁given ▁her ▁a ▁special ▁knowledge ▁to ▁the