21.   Israeli officials said their forces would leave as soon as the Palestinians complied with treaty obligations to crack down on militants.

22.   It delivered only half of what was promised, enough to cover its treaty obligations for one year.

23.   It is the refusal to fulfill a treaty obligation.

24.   Last February, a NAFTA arbitration panel ruled that the United States was violating its treaty obligations.

25.   Not all member states abide by their treaty obligations.

26.   Rinne said the United States always has delivered water to Mexico according to its treaty obligations.

27.   The cleanup operation here may be proving more costly and time-consuming than initially expected, Panamanian officials maintain, but that does not exempt Washington from its treaty obligations.

28.   The Japanese government has refused to return the land, arguing that its treaty obligations to provide land for bases take priority.

29.   The Israeli prime minister, Ariel Sharon, argued that that Palestinians were not complying with their treaty obligations to crack down on militants.

30.   There is no reason why the United States cannot address legitimate safety issues and comply with its treaty obligations at the same time.