Kammala jumla mai zuwa: Lokacin da Belgium ta sami 'yancin kai daga Netherlands a 1830, ta gaji layuka huɗu na Napoleonic sansanonin da ake kira Wellington Barrier wanda jihar ba za ta iya ba kuma ba ta son kiyayewa. Gidajen sun fuskanci Faransa, wata al'umma da Belgium
ya yi yaƙi domin 'yancin kai tare. An fara rushe katangar katangar Wellington a 1839, amma bayan juyin juya halin 1848 da kuma kafa Daular Faransa ta biyu a 1851, Belgium ta fuskanci yiwuwar mamayewa daga Faransa. Shugabannin Belgium sun nemi sabon dabarun karewa kuma sun yi gwagwarmaya da ra'ayoyin da ke adawa da sojoji ko kuma adawa da bukatun kasuwanci game da sansanonin da ke akwai, amma sun zauna a shekara ta 1859 a kan wani shiri da Janar na Belgium ya yi. Farawa a 1847, Chazal ya yi kira ga Antwerp da za a karfafa shi kuma ya fadada cikin Redoubt na kasa a matsayin mafaka mai ƙarfi ga Sojojin Belgium. An ba da aikin gina National Redoubt ga mai karewa na Chazal, Kyaftin Henri Alexis Brialmont. Brialmont ya kammala Redoubt na kasa a 1868, amma ci gaban fasaha a cikin bindigogi da kuma wani canji a cikin yanayin yanayin Turai na Turai ya sake yin amfani da tsarin tsaro na Belgium.