In 1816 the administrative divisions were changed to forms that were more traditionally Polish: voivodeships, obwóds and powiats.
A few, roughly in the northern panhandle of Congress Poland, are to be found in modern Lithuania.
They are: On January 16, 1816, the areas of administrative jurisdiction were reformed from the departments of the Duchy of Warsaw into the more traditionally Polish voivodeships, obwóds and powiats.
Five governorates remained: The 1867 reform, initiated after the failure of the January Uprising, was designed to tie Congress Poland (now de facto the Vistulan Country) more tightly to the administration structure of the Russian Empire.
However this was split off from the Vistulan Country and made part of the Southwestern Krai of the Russian Empire.