Most Nazi bureaux, including the Foreign Office, the Security Police, and the Generalgouvernement pinned their hopes on the plan as the last chance to "solve the Jewish problem" through emigration.[28] In particular, Hans Frank, governor of the General Government (the occupied portion of Poland), viewed the forced resettlement to Madagascar as being preferable to the heretofore piecemeal efforts at deportation into Poland. As of 10 July, deportations into Poland were cancelled and construction of the Warsaw ghetto was halted, since it appeared to be unnecessary.[19]