2. Destory the remote Donegal island (7)
15. Almost crow, short foot (5)
22. Was the convention held here (linkword) (6)
24. Half a Cuban dance.allow (6)
25. Previous.y (6)
To answer Captain2 query about significance of linkword, this is another clue with a linkword, "Is it man or mouse(linkword) and the answer is manse, you link the two words, "man" and "mouse" to get "manse"