Following the Oslo Accords, the Palestinian Authority was given interim control as a governing body in 1993. Israel was given control of the Gazan airspace and territorial waters until a final agreement had been reached. No such agreement has ever materialized. Israel disengaged from the territory in 2005. As a formal agreement has yet to be reached, there is no violation.
Saudi FM: We hope Iran uses sanction relief for development, not nefarious activities (Reuters)
from the article: Israeli soldiers enter Gaza after IDF drone crashes in Strip