Possible Clues:

• Untouched by way of diplomacy
• Not broken up
• No break in the matter of diplomacy
• How the whole of pussy got into the broken tin
• Where there's a century, there's not a break in it
• It's all there in diplomacy
• Whole diplomatic corps should excel thus
• The article can't possibly appear in uncut
• Mostly keen on performance being without flaw?
• Whole - unbroken