One of the links from Monique has Adelita, which I hadn't heard before, but loved. Thank you so much.

Quatrains? Octosyllabic? Please explain for the syllable-challenged, Q.

I never knew before that ethnicities made one appreciate verse forms differently. Ar, as they say in the north of England.

I will look for Rebellion of the Hanged in my local library; thanks for the tip, albert.