A last stand is a last resort in any battle and is taken because the defending force realizes the benefits of fighting outweigh the benefits of retreat or surrender. During the last resort, either the defending force takes heavy causalities or gets destroyed to ashes.The history is riddled with numerous last stands that depict heroism and sacrifice of the defenders. Some last stands have become a celebrated part of a fighting forces' or a country's history.
A last stand is also when there is an unequal war and history never forgets the real heroes.
Here are descriptions of 3 such greatest last stands taken in the history: