- "I'll meet you at our secret base in Sector Four."
- ―Grievous, to the crew of the Malevolence
Sector Four was an area of space occupied by the Confederacy of Independent Systems during the Clone Wars. During the war, the Confederacy built a secret base there. The Confederate General Grievous planned to retreat and meet his warship, the Malevolence, at the base, but the warship was destroyed before it could reach the base.