Possible Clues:

• Pact resulting from Germany abandoning affair
• Union in fun dismissing leader
• Partnership lacking say in loyalty
• Everybody negotiating a nice partnership
• Flirtation, losing head, leads to marriage
• Every husband-to-be initially ignored marriage?
• Union everyone in church accepts first of all
• Daughter leaves casual relationship for marriage?
• Amorous relationship loses depth in marriage
• Syndicate where everyone joins a nice organisation