Related Clues:

• Fixed reference line
• Ladies regularly gathering vote for alliance
• A white-spotted deer of India
• Wartime group proving a big hit on reflection
• This could be major reversal for 6 Across's first letter
• A boundary that's upset alliance
• Right-wing coalition prepares for lift-off -- time to exit
• A number climbing in line to be turned round
• One�s turned around -- a big shot sent skyward
• Boundary taken back by a military alliance
• Area's vote is for coalition
• Alliance vehicles, first to leave
• Geometry line
• Line crossing the origin
• Graph baseline