vocal minority

Translations
громкое меньшинство
The vocal minority often gets more attention than the silent majority.
Громкое меньшинство часто получает больше внимания, чем молчаливое большинство.
Definitions
A vocal minority refers to a small group of people within a larger population who express their opinions or beliefs loudly and assertively, often influencing public discourse or decision-making despite their limited numbers.
Words
vocal

adjective
громогласный
minority

noun
меньшинство