▁working ▁in ▁London ' s ▁imp over ished ▁East ▁End ▁radical ized ▁her ▁and ▁she ▁joined ▁the ▁Labour ▁Party . ▁She ▁also ▁worked ▁at ▁the ▁British ▁Hospital ▁for ▁M oth ers ▁and ▁Bab ies ▁in ▁London . ▁ ▁D art on ▁volunte ered ▁her ▁services ▁as ▁a ▁nur se ▁upon ▁the ▁out break ▁of ▁the ▁Spanish ▁Civil ▁War . ▁She ▁arrived ▁in ▁Spain ▁in ▁February ▁ 1 9 3 7 ▁and ▁worked ▁in ▁medical ▁units ▁at ▁medical ▁units ▁in ▁Arag ón , ▁Brun ete , ▁Ter uel ▁and ▁E bro . ▁Despite ▁working ▁in ▁difficult ▁conditions ▁( including ▁a ▁hospital ▁inside ▁a ▁cave ▁during ▁the ▁E bro ▁off ensive ), ▁D art on ▁re - di agn osed ▁incorrectly ▁diagn osed ▁patients , ▁saving ▁them ▁with ▁correct ▁treatment . ▁ ▁While ▁in ▁Spain , ▁D art on ▁met ▁American ▁writer ▁Ernest ▁Hem ing way ▁and ▁English ▁poet ▁Stephen ▁Sp ender ▁and ▁wrote ▁in ▁a ▁letter ▁of ▁Hem ing way , ▁" He ▁can ’ t ▁say ▁what ▁he ▁wants ▁to ▁say ▁and ▁he ▁tal ks ▁just ▁like ▁his ▁books , ▁in ▁burst s ." ▁She ▁fell ▁in ▁love ▁with ▁a ▁German ▁member ▁of ▁the ▁International ▁Brig ades ▁named ▁Robert ▁A aqu ist ; ▁ ▁A aqu ist ▁was ▁killed ▁in ▁ 1 9 3 8 . ▁ ▁She ▁was ▁ev acu ated ▁from ▁Spain ▁with ▁the ▁rest ▁of ▁the ▁International ▁Brig ades ▁in ▁October ▁ 1 9 3 8 . ▁ ▁Once ▁back ▁in ▁London ▁in ▁ 1 9 3 8 , ▁D