Ramba uchiverenga ndima ino - Muna 1639, panguva yairwiwa kuti Netherlands izvimiririre kuSpain, Tromp akakunda ngarava huru dzeSpain dzaienda kuFlanders paHondo yeDowns
, kuchiratidza kuguma kwesimba rehondo yeSpain. Muhondo yokutanga, chiito chaSeptember 18, 1639, Tromp akanga ari mutungamiri wekutanga wezvikepe anozivikanwa nokuda kwekushandiswa nemaune kwemaitiro ehondo. Ngarava yake huru yenguva iyi yakanga iri "Aemilia".