bone of contention

However, the embargo has failed to achieve that objective and has become a bone of contention between Washington and its neighbours in the region.

Anthony Martial was a particular bone of contention.

For many sub-postmasters, the continued employment of people who investigated them or were at the Post Office at the height of the scandal is a bone of contention.

The post-World War II presence of U.S. troops, predominantly Marines, has long been a bone of contention between local and national officials.

Really don’t want to make this a weekly question, but it is a weekly bone of contention for the Rams.