Possible Clues:

• A challenging demand
• On the weekend, is pressure group offering compensation?
• Took a seat from one small pressure group with sense of achievement
• Took a seat from one small dissenting clique - that's fulfilment!
• Pride of cats sit in a compound
• Contentment
• Piece finally knocked out by French composer's group gives pleasure
• Content of a note revealed in case of Stones splinter group
• Gratification
• Hindu custom's observed at start of party to bring comfort