Pérez de Cuéllar joined the Ministry of Foreign Affairs in 1940 and the diplomatic service in 1944 , serving subsequently as Secretary at Peru 's embassy in France , where he met and married his first wife , the former Yvette Roberts ( d.Lisbon , 2013 ) .
Pérez de Cuéllar joined the Ministry of Foreign Affairs in 1940 and the diplomatic service in 1944 , serving subsequently as Secretary at Peru 's embassies in France , where he met and married his first wife , the former Yvette Roberts ; the United Kingdom , Bolivia , and Brazil .