Drawn by physical exhaustion and severe depression, Anderwert committed suicide on Christmas Day 1880 on the "Kleine Schanze", a small park next to the Houses of Parliament.
Akibat kelelahan fisik dan depresi berat, Anderwert memilih mengakhiri hidup (bunuh diri) pada Hari Natal 1880 di "Kleine Schanze", sebuah taman kecil di samping Gedung Parlemen.