وهذه المسألة البالغة التعقيد تندرج بالأحرى في إطار التطور التدريجي للقانون الدولي.
Instances in which a reservation may be formulated under guideline 1.1 include all the means of expressing consent to be bound by a treaty mentioned in article 11 of the Vienna Conventions of 1969 and 1986 on the law of treaties.