Rubuta ci gaba don wannan sakin layi - A lokacin Yaƙin Duniya na II, de Laval ya kasance mai ba da shawara na soja a Ofishin Jakadancin Sweden a Poland, sannan a Washington. Daga baya ya rubuta littattafai game da tarihin zamani na Poland da shugabanta Józef Piłsudski. A shekarar 1948 ya yi aiki a Damascus a matsayin memba na tawagar Majalisar Dinkin Duniya da ke sasanta rikicin Larabawa da Isra'ila
Ka yi haƙuri.