"Territorial issues" refers to conflicts or disputes between different groups or countries over control or ownership of a specific piece of land or territory. Full definition
When you have that many dogs in one house it can cause a lot of territorial issues amongst each one of the dogs. (puppytoob.com)
We are taking her with us more often now than in the past as I believe that us leaving her at home alone all day is only creating territorial issues. (pethelpful.com)
This should help make introductions with your family dogs go smoother and help ease territorial issues. (aire-rescue.org)