Dee ihe na-aga n'ihu maka paragraf a - William Frederick, nwa nke stadtholder ikpeazụ, laghachiri na Netherlands na 1813 wee kwupụta onwe ya Onye isi nke Netherlands. Afọ abụọ ka e mesịrị, Nzukọ Vienna gbakwunyere ndịda Netherlands n'ebe ugwu iji mepụta mba siri ike n'ókè ebe ugwu France. William Frederick mere ka United Netherlands a ghọọ alaeze ma kpọwazie onwe ya Eze William nke Mbụ n'afọ 1815. Tụkwasị na nke ahụ, William ghọrọ Onyeisi Duke Ukwu nke Luxembourg n'ihi ihe ndị o nwere na Germany. Otú ọ dị, ndịda Netherlands dị iche na ọdịbendị site n'ebe ugwu kemgbe 1581, ma nupụ isi
Ọ dị mma. Ndịda nwetara nnwere onwe na 1830 dị ka Belgium (nke Northern Netherlands ghọtara na 1839 ka e kere Alaeze nke Netherlands site na iwu), ebe njikọ nke onwe dị n'etiti Luxembourg na Netherlands kwụsịrị na 1890, mgbe William III nwụrụ na-enweghị ụmụ nwoke na-adị ndụ. Iwu ndị dị n'ọkwá na-egbochi ada ya bụ Queen Wilhelmina ịghọ Onyeisi Duchess na-esote.