The phrase "array of treaties" is correct and usable in written English.
It can be used to describe a collection or variety of treaties that exist on a particular subject or between certain parties.
Example: "The conference focused on the array of treaties that govern international trade and environmental protection."
Alternatives: "collection of treaties" or "set of treaties".
If the science of climate change is fast-moving, the politics are even faster, with a huge array of treaties, promises, pledges and targets giving the appearance of lots of action but with little actually being achieved.
To prepare for the first big wave of enlargement, a convention was established in 2002 to draft an EU constitution to streamline and replace the complex array of treaties and agreements governing the union, and more clearly define its powers.
On one hand, globalization inevitably inserts us into an ever-widening array of treaty regimes, each with its own mechanism of adjudication.
It sets global norms through a vast array of international treaty law.
Over the past 30 years, Republican and Democratic presidents alike have negotiated an array of arms-control treaties with Russia.
The report says, for example, that the Russians could withdraw from "an array of arms control treaties," especially if the United States went ahead without negotiating changes in the Antiballistic Missile Treaty of 1972, which prohibits national missile defenses.
Administrative elements: The existing array of building blocks, treaties and international institutions involved in the climate change regime complex has largely been ineffective in dealing with climate change.
Bush's legacy will be the war in Iraq and, secondarily, the array of decisions on prisoners, alliances, treaties, and preventive war which revolutionized American foreign policy after September 11th.
I said, "I recommend you should try to handle this in some other way, because if you do this with a military intervention, directly contrary to a whole array of inter-American commitments, our treaty commitments, this is going to destroy the Good Neighbor Policy, the non-intervention policy.
Although the sides agreed that their ministers of foreign affairs and defense would meet again in six months, the talks did little to dispel Russian concerns over American intentions on missile defense, or to persuade the Kremlin to cancel its threat to suspend compliance with a treaty covering the array of conventional forces in Europe.
There was no single treaty in 1648 but a series of treaties.
