Fixed some Netherlands relations

Improved various boundaries around Frankfurt am Main, added its Land- and Stadtkreise (up to 1928) and added the Kreise as subareas of Regierungsbezirk Wiesbaden; Added labels to pre-1866 free city

Added (Land)kreis Limburg and added Kreise as subareas of Regierungsbezirk Wiesbaden

Implemented some boundary changes to the Brandenburg–Saxony province border (dates approx.)

Improved a section of the Brandenburg–Saxony province border

Roughly improved Kreis boundaries around Cottbus

Removed the Isle of Man from the UK relation (it is a crown dependency, not part of the UK); Tweaked some label positions

Added Dutch Province of Limburg; Fixed some Belgium relations

Improved/corrected border of the Sagan & Rothenburg Kreise

Removed Channel Islands from various itterations of France

Moved Soviet Occupation Zone in Germany label

Improved north-eastern part of the Brandenburg-Silesia border and added some minor 20th century border adjustments

Added some labels; Fixed some relations; Added Berlin as admin_center to Prussia/Germany

Improved/corrected some borders between Silesia, Brandenburg and both the Province and Kingdom/Free State of Saxony

Corrections/improvements to the Saxony–Brandenburg border

Added labels to Mecklenburg-Strelitz (and one for -Güstrow) and the Principality of Ratzeburg; made some dates more specific

Added labels to Schwarzburg-Sondershausen and -Rudolstadt; Tweaked Saxe-Lauenburg

Improved borders of Hamburg (pre-1930s); Added labels to Saxe-Lauenburg

Improved Hamburg enclaves/exclaves and added Großhansdorf exclave as an enclave of Prussia/Schleswig-Holstein

Corrected some minor errors in the boundaries of Mecklenburg, Hanover and Brunswick; corrected Mecklenburg-Schwerin (1867-1918) to a Grand Duchy; added labels to Brunswick and tweaked some details; fixed some ways