Division number 92 – in the House of Commons on 20 Hydref 2010.
A majority of MPs agreed and wedi pleidleisio to reduce the number of MPs to 600, and to equalise the number of electors in each UK Parliamentary constituency with some exceptions for hard to access areas.
Eisiau deall mwy am y bleidlais hon? Darllenwch y ddadl yr oedd yn rhan ohoni.