Possible Clues:

• Jolly Roger moves pirates on the high seas, as it's the most important of its kind
• France falls behind fashionable joint leader of fleet
• Following people inside with joint leader
• Admiral's craft in a fleet
• Leading project? Female falls behind with it
• The vessel on which a fleet’s commander is quartered
• Fellow doesn't keep up with trendy leading example
• Important part of body tires first
• Victory, perhaps, and flowers with it
• Show off legend inside address as the best of what is on offer