Tulis a continuation for this paragraph - Schreiber balik deui ka Lima, di mana anjeunna ngalaksanakeun salaku panaséhat hukum tina Cerro de Pasco Copper Corporation sareng salaku profésor hukum internasional di Pontifical Catholic University of Peru. Dina taun 1934 anjeunna diangkat jadi Délégat Khusus ka Komisi Peruvian-Colombian di Washington, D.C., dina krisis Leticia Incident
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