1943 University of Wales by-election

The seat had become vacant when the constituency's Liberal Member of Parliament (MP), Ernest Evans (1885–1965) had been appointed a county court Judge in 1942.

After serving as private secretary to the prime minister David Lloyd George, he was elected as Coalition Liberal MP for Cardiganshire at a by-election in 1921.

Evans did not stand again in Cardiganshire, but at the 1924 general election he defeated the Christian pacifist George Maitland Lloyd Davies to win the University of Wales constituency as a Liberal.

Representing Plaid Cymru in the by-election was its president, (John) Saunders Lewis, who had previously contested the university seat at the 1931 general election.

Lewis (15 October 1893 – 1 September 1985) was a Welsh poet, dramatist, historian, literary critic and political activist.

[4] However, the experience proved invaluable for Plaid Cymru, as they began to refer to themselves, as "for the first time they were taken seriously as a political force.