This is the 6313th most frequent Russian word.
утверждали
"Utverzhdali" means "asserted" or "claimed" in English.
Here, 'утверждали' conveys 'asserted,' showing a confident declaration about the success of their project.
Мы утверждали, что наш проект будет успешным.
We asserted that our project would be successful.
The usage of 'утверждали' here means 'asserting,' representing an act of introducing or strongly supporting a theory or idea.
Учёные утверждали новую теорию для объяснения явления.
The scientists were asserting a new theory to explain the phenomenon.
In this sentence, 'утверждали' is used to mean 'claimed,' indicating that the individuals stated something with confidence, possibly an assertion.