Complex sentence: Whether people are more or less likely to be a victim will depend on where they live and the time period they live in, historical events such as wars can have a big impact on what type of victims are available and how soon they will be missed.
Split into simpler sentences: Whether people are more or less likely to be a victim will depend on where they live and the time period they live in. Historical events, such as wars, can have a big impact on what type of victims are available and how soon they will be missed.