4000 Réis 400th Anniversary of the Discovery

Issued to mark four centuries since Cabral's 1500 landfall, this was Brazil's first purpose-struck commemorative coin — a distinction that makes it historically significant regardless of condition. The republic was barely a decade old in 1900, and the decision to commemorate a colonial-era Portuguese achievement was not without political tension; the young government was simultaneously trying to distance itself from its imperial past while appealing to national pride rooted in it.

The mintage was low and distribution uneven, leaving many examples in original mint state while others show heavy contact from careless handling rather than circulation.