Police said today the group was charged for "participation in a mob and preventing officials from performing their duties".
Months of political tensions in Macedonia boiled over on Thursday night over disagreements about the election of a new parliament speaker. More than 100 people were injured, most of them protesters. Police officers and about a dozen lawmakers also were injured.
Western diplomats expressed concern on Friday that authorities failed to prevent the attack and did not provide the necessary security for the lawmakers and journalists present at parliament.