On the other hand, writers like John Conard and Holison are highly critical of the role of western imperialism in Asia and Africa. They associate imperialism with exploitation, misery, poverty, cruelty, conversion, degradation and racial segregation. Holison says that imperialism was 'rapacious and immoral'.
There is no official termination date for the sustainability of an open bottle of cognac. A guide that you can hold: a half-full bottle of cognac is maintainable for about 3 years. Even afterwards this period the Cognac will remain safe to consume, only the quality is lower. For example, you can use it for cooking.
Best Answer: So long as the vial has not been opened they will be good for a couple years past the expiration date. But the minute the vial is opened and the air gets in then they start to deteriorate. Some vials are labeled as good for 30 days, and some for 45, and still others for 90 days after opening. Read the accompanying info to see how long yours are good for after opening the vials. Source(s): Nana Lamb Â· 7 years ago.