He was a member of the Colonial Council, and founded the Verein für das Deutschtum im Ausland (VDA).
As a lawyer, he defended the dismissed Governor of German East Africa, Carl Peters.
As the lawyer of the Dynamit Nobel company, he became acquainted with leading financial circles in the United Kingdom, and with British colonialists, and between 1905 and 1908 he cooperated extensively with Cecil Rhodes, aiming at preventing conflict between Germany and the United Kingdom.
He founded the Gesellschaft Süd-Kamerun, the South West Africa Company and the Otavi Minen- und Eisenbahn-Gesellschaft.
I am not afraid to state that introducing compulsory labour for natives is a moral obligation toward the latter[1] A river in Brazil was named in his honour by German settlers.