instrumental

The trade with England depends on the peace which we have been instrumental in preserving.

But whether or not any of these leaders was instrumental in his awakening is now unknown.

After this, hypnosis can be instrumental in achieving the final goal.

They hate me now because I have been instrumental in thwarting them.

If she were innocent, then she must be in trouble, and he hoped to be instrumental in relieving her.

I cannot recall anything the least like it in other instrumental compositions.'

He was accustomed to take a poem as the basis of an instrumental piece.

He was the man who had been instrumental in taking her husband148 away from her.

Had I been instrumental in nurturing those flowers of the heart?

We had plenty of instrumental music during and after dinner.