In all cases there are exceptions, and most of them have to do with the security of the country. For example if the country is threatened by a foreign power. Regarding trials, the judge can also decide that a hearing takes place behind closed doors, in order to protect the persons involved in the case.
 
In all cases there are exceptions, and most of them have to do with the security of the country. For example if the country is threatened by a foreign power. Regarding trials, the judge can also decide that a hearing takes place behind closed doors, in order to protect the persons involved in the case.