There are three rights under 11(1):
1 to freedom of peaceful assembly
2 and to freedom of association with others
3 including the right to join Trade Unions for the protection of his interests
These are again, qualified rights and the limitations are set out in 11(2) (same as Article 10):
• Those prescribed by law
• Necessary in a democratic society
• For a legitimate aim: interest of national security, prevention of disorder or crime, health or morals, protection of rights and freedoms of others.