What does it really mean that Israel has sovereignty over the Golan Heights?

JD: Why sovereignty over the Golan Heights? What does that really mean?

Catacombs of Marcellinus and Peter
From Wikipedia: The Catacombs of Marcellinus and Peter are found approximately three kilometers from southeast Rome and the ancient Via Labicana, and date to the 4th century AD.[1] The catacombs were named in reference to the Christian martyrs Marcellinus and Peter who may have been buried there according to legend, near the body of St. Tiburtius.[2] During excavations performed from 2004 to 2010, an estimated 20,000 skeletons were […]