Bellicosa is a vigorous character piece reflecting the dramatic flair of Brazilian romantic piano writing. It relies on rhythmic drive and sudden shifts in dynamic texture to convey its spirit.
The main technical hurdle is ensuring clean finger-work during the rapid transition sections.
Comparable difficulty and character — good candidates for what to learn next.
Bellicosa is rated Henle level 4 of 9 — intermediate repertoire, roughly ABRSM grades 5–6. In the RCM system it corresponds to about level 5.
You should be comfortable at Henle level 4 — meaning you can already play level 3–4 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Bellicosa lasts about 3 minutes.
Bellicosa is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Solfegetto in C minor, H 220 by Carl Philipp Emanuel Bach, Allegro in D minor by George Frideric Handel, Alerta!.. by Chiquinha Gonzaga — see the full similar-pieces list on this page.