He has occupied the building to the exclusion of everybody else.One could define who is excluded. For example: excluding his family; excluding the police; to the exclusion of the authorities, and so on.The reader may want to know in what way he excludes others: by barricade, by a locked door, by using a firearm.

He has occupied the building to the exclusion of everybody else.One could define who is excluded. For example: excluding his family; excluding the police; to the exclusion of the authorities, and so on.The reader may want to know in what way he excludes others: by barricade, by a locked door, by using a firearm. One ccould consider using."He took violent possession of the building"

He has occupied the building to the exclusion of everybody else.

He has occupied the building to the exclusion of everybody else.One could define who is excluded. For example: excluding his family; excluding the police; to the exclusion of the authorities, and so on.The reader may want to know in what way he excludes others: by barricade, by a locked door, by using a firearm.