Note 153 — Chapter I · INTERNATIONAL PERSONS
Reading edition
It was, therefore, impossible for Belgium, which was a party to the treaty that neutralised Luxemburg in 1867, to take part in the guarantee of this neutralisation. See article 2 of the Treaty of London of May 11, 1867: "sous la sanction de la garantie collective des puissances signataires, à l'exception de la Belgique, qui est elle-même un état neutre."