This is the 14845th most frequent Russian word.
повлияли
"Повлияли" means "influenced" or "affected."
In this sentence, 'повлияли' means 'influenced' and indicates an impact or influence exerted by social studies on societal development.
Социальные исследования повлияли на развитие общества.
Social studies influenced the development of society.
Here, 'повлияли' is used to describe the effect of past circumstances on the speaker's decision, showing how events can influence personal choices.
Обстоятельства прошлой недели повлияли на мое решение.
The circumstances of last week impacted my decision.
In this example, 'повлияли' signifies that her words caused a change or had an effect on his mood, emphasizing the interpersonal nature of influence.