What term is used to describe a group that is strongly motivated by ideology, but is usually not considered to be well-defined and well-organized?

The best answer to the question: What term is used to describe a group that is strongly motivated by ideology, but is usually not considered to be well-defined and well-organized, would be: Hactivists.

Explanation:

In the world of internet, and cyberspace, today there are terms that are used to identify groups of people who work through this cyperspace and who sometimes may not do what is best. While some are outright criminals who seek to cause as much harm and panic as possible through computers, and the internet, there are others who also may do things that are not completely acceptable, but that are explainable due to their motivation through their ideologies. While the first group, which once just known as simply hackers, are termed today as cyberterrorists, the second one are known as hactivists. Hactivists is a group of cyber users who are strongly motivated by ideology, but they are usually not considered well-organized or well-defined.

the answer is a wheel