Possible Clues:

• N, perhaps, for the present time
• 22 across, in short, without any more of 24 across
• The present time's not so nice, so it somehow should be forgotten
• Occasion for dissent?
• Present in London on certain important dates
• N, not NN? Just for now only
• Anything but an Anglican at present
• For the time being, a 1 across N
• Occasion not nice it turned out
• Time being, to the Bard