A site offering resources and access to all the constitutions that are online.
An International Parliamentary Union database on structure and working of parliaments around the world.
A link to websites of national parliaments.
Institute for Democracy and Electoral Assistance
The International IDEA website on democracy and gender issues.
The gateway to the work of the Boundary Commission for England.
The gateway to the work of the Boundary Commission for Scotland.
Boundary Commission for Wales; Final Recommendations from 2018.
Databases on British constituencies and electoral results.