[SyneRyder]

I'm not sure why this was downvoted. North Korea officially cited Gaddafi and Hussein as motivations, as reported by The Telegraph back in 2016:

http://www.telegraph.co.uk/news/worldnews/asia/northkorea/12...

The BBC has run stories on it as well:

http://www.bbc.com/news/world-asia-37321686

I'm sure it's just one of many motivations, but it does seem to be at least one of the motivating factors.