Modifiers matching treaty:

• multinational,
• global,
• multilateral,
• critical,
• international,
• major,
• older,
• key,
• complex,
• new,
• important,
• formal,
• political,
• nonnative,
• european,
• regional,

Simple categories matching multinational:

• company,
• situation,
• organization,
• organisation,
• corporation,
• entity,
• endeavor,
• agency,
• body,
• religion,
• arrangement,
• force,
• structure,
• institution,
• unit,
• coalition,
• treaty,
• bloc,
• state,