The Cantonese Alliance (https://cantonesealliance.org) hosted Dr. Gina Tam, who addressed one of the most frequently asked questions about the Cantonese language: "Is Cantonese a dialect or a language?" She is an Associate Professor of History at Trinity University.
See the video of Dr. Tam's lecture here:
Check out Dr. Tam's recent book "Dialect and Nationalism in China, 1860-1960" from Cambridge University Press (2022) https://doi.org/10.1017/9781108776400
The Cantonese Alliance is a group on a mission "to bring Cantonese teachers, learners, and parents together to maintain the Cantonese language for generations to come." It was founded by Dr. Sik Lee Dennig, a language teacher to many members of Save Cantonese.