centre on something BrE
center on something AmE *

Most issues are centered on a different city or state.

"The other changes in the law centered on the time value of money."

The town is centered on a church built in 1725.

Usually centered on issues of control between them and their parents.

Their lives are centered on family, community, and the nation.

Maybe he should center his report on the security forces, eh?

For some reason, their attention seemed to be centered on us.

Since 2002, his research has centered on the theory of space and time.

G-8's attention had been so centered on the fight before him, that he hadn't taken time to look up above.

One of those had been centered directly on our position, which was held by six companies.