English to Spanish Social Sciences Social Science, Sociology, Ethics, etc. Sociology.

I would like to know the best translation of this phrase from American English into Latin American Spanish.

Colleagues from Spain, feel free to send me your suggestions as well. This is a translation about sociology. Is okay to translate it as en una escala inigualable or en una escala sin precedentes?

Here is the full paragraph for your review:

Our students have had the unique opportunity to witness global changemaking happening in real time on an unparalleled scale. What is most inspiring is that so much of the change and progress has been directed by female activists.