Improve Bangladesh–India border part 2

Improve Bangladesh–India border part 2

Improve Bangladesh–India border part 2

Improve Bangladesh–India border part 1

Improve Bangladesh–Myanmar border

Improve Iran–Iraq border part 2

Improve Iran–Iraq border part 2

Improve Iran–Iraq border part 1.5

Improve Iran–Iraq border part 1

Improve Iran–Iraq border part 1

Improve Iran–Iraq border part 0

Iran–Iraq border clean up

Fix start_date for Province of Luxembourg

Fix start_date and end_date for Luxembourg relations

fix error in Lombardy-Venetia

Improve Poland-Slovakia border part 3

Improve Poland-Slovakia border part 2

Improve Poland-Slovakia border part 1

Add exact end_date for West Berlin

Admin_centre for Luxembourg