What breed is Sinbad the war dog?

There is no official record of a war dog named Sinbad, and therefore, we cannot determine his breed.

It's important to note that:

* Many war dogs have no public records. Their information is often classified for security reasons.

* The name "Sinbad" is not unique. It could be a nickname used for many different dogs.

If you are interested in learning more about war dogs, you can research specific military units or historical events.