Possible Clues:

• Irish nationalist of old, briefly deceived by Liberals
• Daniel . . . . . . . . was known as the Liberator in 19th century Ireland (1'7)
• 'Green Eyes' singer Helen, in 40's music
• Daniel . . . . . . . ., Liberator (1'7)
• Daniel ..., known as The Liberator
• Daniel, remembered in main street (1'7)
• Daniel . ......., Liberator (1'7)
• Daniel .'......., 19th century Liberator (1'7)
• Daniel .'. . . . . . ., the great Irish Liberator (1'7)
• Daniel ........ was called the Liberator