A modification was unproblematic in case of treaties laying down reciprocal obligations, that is, when the treaty consisted essentially of a network of bilateral relations The power of modification was limited in regard to treaties containing interdependent and absolute obligations.
在条约规定了对等义务的情况下，修改不会引起困难，这是说，条约基本上是由一个双边关系网组成的时候。