The phrase "an improving relationship" is correct and usable in written English.
It can be used to describe a relationship that is getting better over time, whether in personal, professional, or diplomatic contexts.
Example: "The two countries have been working together to foster an improving relationship, focusing on trade and cultural exchange."
Alternatives: "a developing relationship" or "a strengthening relationship".
It was also about achieving yet another little step along the path of an improving relationship between Britain and Ireland.
As the United States grappled with a difficult 2016, one bright spot held steady throughout the year: an improving relationship between two U.S. allies, Korea and Japan.
"Instead of recognizing that as a product of a failed relationship, we actually need to recognize that as a product of an improving relationship".
However, the meetings Saturday seemed to open the possibility for an improved relationship.
"They would probably like an improved relationship with the United States, but about Europe no one really cares".
For one, visiting the Maghreb would reinforce the Obama administration's commitment to an improved relationship with Muslim communities.
In line with his "military first" doctrine, he may seek an improved relationship while talking from a position of strength.
For Israel, a transformed relationship with Gaza could yet offer a conduit for an improved relationship with the region's new Islamist powers.
Third, cooperation on Iran is often described as a key benefit of the "reset" and a goal of an improved relationship.
He must make clear that this decision is not a payoff for Moscow's bullying — and that an improved relationship will depend on Russia's willingness to treat its neighbors and its people better.
The next paragraph claimed that an improved relationship between Jews and Christians will not weaken Jewish practice, accelerate the "religious assimilation that Jews rightly fear" or encourage intermarriage, conversion to Christianity or a false blending of faiths.
