 Nyorai kupfuurira kweiyi ndima - Makore okutanga okugara kwaJoostens muSpain akaratidzirwa nekutarisa pakuvandudza ukama hwezvemari hweBelgian-Spanish. Somuenzaniso, Joostens akanga achishingaira zvikuru mukugadzirira kwedumba reSpain paWorlds Fair muLiège muna 1905. Mukati mamakore ake eSpanish, Joostens aizovawo zvakare pakati penhandare yenyika yeumambo. Pashure pezvose Spain yakanga iri simba guru reumambo uye vavakidzani veMorocco vakapa zvose mikana yakawanda nezvinetso. Joostens akatanga kushingaira mukupinda kweBelgian imperialist kuMorocco kuburikidza nekumisikidzwa kwemakambani eBelgian munyika. Kutevera Dambudziko Rokutanga reMoroccan Joostens akagadzwa naLeopold II kuti apinde Musangano weAlgeciras pamwe chete na. Musangano wenyika dzakawanda wakagadzwa kuti uwane mhinduro yekushora kweGermany kwekudzora kweFrance neSpain kuri kukura paMorocco. Leopold II akaudza Joostens kuti akanga asingabvumirwi kuwana pfuma ipi neipi yeBelgium pamusangano uye Joostens akatevera nokuvimbika mirairo iyi. 