All the clues here relate to something with a place name in it eg. Indian Ink or Colorado Beetle.
2. Alas, a shop is unlikely to provide this pet. (5,4)
3. Novel take on the volcanic ash cloud. (3,4,4,2,7)
4. Nostalgic for Vietnam? She was noted on stage there. (4,6)
5. Musical compostion needing polish? (7)
6. Snip which I leave to politicians. (8,8,5)
7. Hamilton's fashion for neat gin or whisky. (7,6)
8. Did Napoleon see through them? (6,7)