He had a record of 25 arrests for violent political activities.
The 300 are held on charges of engaging in violent activity against Israel.
Some local groups took part in attacks on private houses and carried out other violent activities.
However, a great deal of violent activity is taking place.
In extreme cases, violent or illegal activities may develop around these events.
He says the feeling is most exquisite after violent activity.
You don't have a lot of violent activity in communities like that.
It's ok to participate in violent activities if you are not radical.
'There are violent activities in the city and I can't put my team at risk,' he explains.
We will use a policy of force to prevent violent activity.