From https://forum.paradoxplaza.com/forum/developer-diary/victoria-3-dev-diary-55-achievements.1538861/

  • Ziege_Bock [any]
    ·
    2 years ago

    I think this site would appreciate this one specifically:

    The Western Protectorate: Starting as Great Qing, have a treaty port in France, Germany, the British Isles, Iberia and Italy.