Trump may soon ban Russian observation flights over US military bases. That’s a bad thing.

Senior Policy Director Alexandra Bell spoke with Vox about the United States potentially leaving the Open Skies Treaty.

In other words, the treaty was put into place to prevent arms races — and even wars. “If the United States abandons this agreement, the result will likely be the collapse all that is left of conventional arms control in Europe,” says Alexandra Bell, an expert at the Center for Arms Control and Non-Proliferation.

That, among other reasons, is why so many experts are upset that the Trump administration may leave Open Skies in the coming days: because the US could lose more than it gains. “The United States gains nothing from leaving the treaty,” Bell told me. Read more