Iraq does not have enough territory to test long-range missiles on its soil.
In later years a few were converted to test new missiles and others had different conversions.
Only last week both countries tested new missiles that can deliver nuclear weapons up to 1,000 miles from their borders.
Under the treaty, neither side can test a missile with more warheads than it is defined to have.
On Saturday, Pakistan tested a missile with a range of more than 900 miles.
China tested a new long-range missile that has the capability of reaching America.
Maybe Pyongyang, which hasn't tested such a long-range missile in eight years, wants to see if its new, more advanced model actually works.
Iran successfully tested a medium-range missile today, a senior Administration official said tonight.
The seals would be intended to insure that the sites were not used to test missiles with ranges of more than 100 miles.
India and Pakistan tested missiles in 1998 and had been developing them for some time before then.