This is the 5768th most frequent Russian word.
пророссийских
"Pro-Russian."
Here, "пророссийских" is modifying "политиках" to specify politicians favoring or advocating for Russian interests.
Дискуссия о пророссийских политиках стала темой дня.
The discussion about pro-Russian politicians became the topic of the day.
In this sentence, "пророссийских" describes "тенденциях", referring to trends that are in favor or reflect Russian influence or policies.
Журнал публикует статьи о пророссийских тенденциях в международной политике.
The magazine publishes articles about pro-Russian trends in international politics.
The word "пророссийских" is used as an adjective to describe the activists, indicating their support or alignment with Russia.