Division number 110 – in the House of Commons on 2 Tachwedd 2010.
A majority of MPs disagreed and wedi pleidleisio for a referendum on introducing the Alternative Vote system for electing MPs and to equalise the number of electors in each constituency via boundary changes which would also reduce the number of MPs from 650 to 600.
Eisiau deall mwy am y bleidlais hon? Darllenwch y ddadl yr oedd yn rhan ohoni.