<P> Dutch units saw the mass desertion of recruits from the southern provinces and pulled out . The States - General in Brussels voted in favour of secession and declared independence . In the aftermath , a National Congress was assembled . King William refrained from future military action and appealed to the Great Powers . The resulting 1830 London Conference of major European powers recognized Belgian independence . Following the installation of Leopold I as `` King of the Belgians '' in 1831 , King William made a belated military attempt to reconquer Belgium and restore his position through a military campaign . This `` Ten Days ' Campaign '' failed because of French military intervention . Not until 1839 did the Dutch accept the decision of the London conference and Belgian independence by signing the Treaty of London . </P>
<P> Dutch units saw the mass desertion of recruits from the southern provinces and pulled out . The States - General in Brussels voted in favour of secession and declared independence . In the aftermath , a National Congress was assembled . King William refrained from future military action and appealed to the Great Powers . The resulting 1830 London Conference of major European powers recognized Belgian independence . Following the installation of Leopold I as `` King of the Belgians '' in 1831 , King William made a belated military attempt to reconquer Belgium and restore his position through a military campaign . This `` Ten Days ' Campaign '' failed because of French military intervention . Not until 1839 did the Dutch accept the decision of the London conference and Belgian independence by signing the Treaty of London . </P>
when belgium declared its independence in 1830 it broke away from -- -- -- control
when belgium declared its independence in 1830 it broke away from -- -- -- control
Dutch
Dutch