Possible Clues:

• See 26
• Loop that's circling is coming up
• One's in group carrying out rebellion
• Irish turning up to celebrate historical event in Dublin
• Easter ____, 1916 rebellion in Dublin which included the proclamation of an Irish Republic
• In boxing world, is on the increase
• In place of fighting, is standing up
• Revolt is encircled, apparently
• Is in the band, on the up
• Discovering it sends homeowner up the wall