It's hard to say for sure. Some parts of 93 Days might be true, but it's likely that the story has been embellished or adapted for the screen. Maybe it's inspired by real-life incidents but not a completely accurate account.
It's hard to say for sure. '5 Days' could be a fictional creation inspired by various elements or it could have roots in actual happenings. It really varies depending on the context and the creator's intention.