The Preston by-election, 1940 was a parliamentary by-election held for the British House of Commons constituency of Preston in Lancashire on 29 September 1940. The seat had become vacant on the death of the Conservative Member of Parliament Adrian Moreing, who had held the seat since the 1931 general election.
The Thirsk and Malton by-election, 1915 was a parliamentary by-election held on 12 February 1915 for the British House of Commons constituency of Thirsk and Malton in the North Riding of Yorkshire.
Mark Sykes of the Conservative Party narrowly won the by-election of 1911 in the constituency of Kingston-upon-Hull Central.
The Wellington by-election of 1911 was held when the sitting MP Sir Alexander Fuller-Acland-Hood was elevated to the peerage. The by-election was won by the conservative candidate Dennis Boles.
A by-election was held in Bristol East constituency in 1911 to fill a vacancy in the House of Commons of the United Kingdom.
A by-election was held in Hitchin constituency in 1911 to fill a vacancy in the House of Commons of the United Kingdom.
The Manchester South by-election was a Parliamentary by-election. It returned one Member of Parliament to the House of Commons of the Parliament of the United Kingdom, elected by the first past the post voting system.
The Flint Boroughs by-election was a Parliamentary by-election. It returned one Member of Parliament to the House of Commons of the United Kingdom, elected by the first past the post voting system.
The Liverpool Kirkdale by-election, 1915 was a parliamentary by-election held in England on 15 February 1915 for the House of Commons constituency of Liverpool Kirkdale.
The Tiverton by-election of 1915 was held on 30 November 1915. The by-election was held due to the death of the incumbent Conservative MP, Hon. William Walrond. It was won by the Conservative candidate Charles Carew who was unopposed due to a War-time electoral pact.
The St Helens by-election of 1915 was held on 24 November 1915. The by-election was held due to the incumbent Conservative MP, Rigby Swift, becoming Recorder of Wigan. It was retained by Rigby Swift who was unopposed due to a War-time electoral pact.
The Kingston by-election of 1915 was held on 16 November 1915. The by-election was held due to the incumbent Conservative MP, George Cave, becoming Solicitor General for England and Wales. It was retained by Cave.
The Cardiff by-election of 1915 was held on 12 November 1915. The by-election was held due to the killed in action of the incumbent Conservative MP, Lord Ninian Crichton-Stuart. It was won by the Conservative candidate James Cory, who was unopposed.
The Glasgow Central by-election of 1915 was held on 16 July 1915. The by-election was held due to the incumbent Conservative MP, Charles Dickson, becoming the Lord Justice Clerk. It was won by the Unionist candidate John MacLeod.
The Preston by-election of 1915 was held on 9 June 1915. The by-election was held due to the incumbent Conservative MP, Alfred Aspinall Tobin, becoming a County Court judge. It was won by the Conservative candidate Urban H. Broughton who was unopposed due to a War-time electoral pact.
The Uxbridge by-election of 1915 was held on 10 November 1915. The by-election was held due to the Conservative MP, Charles Thomas Mills, being killed in action in the First World War. It was won by his brother, the Conservative candidate Arthur Mills, who was unopposed.
The Maidstone by-election of 1915 was held on 22 February 1915. The by-election was held due to the incumbent Conservative MP, Charles Vane-Tempest-Stewart's, succession as seventh Marquess of Londonderry. It was won by the Conservative candidate Carlyon Bellairs who was unopposed due to a War-time electoral pact.
The Wigtownshire by-election of 1915 was held on 12 February 1915. The by-election was held due to the incumbent Conservative MP, John Dalrymple, succeeded as the 12th Earl of Stair. It was won by his uncle, the Conservative candidate Hew Hamilton Dalrymple, who was unopposed.
The Howdenshire by-election of 1915 was held on 10 February 1915. The by-election was held due to the death of the incumbent Conservative MP, Henry Harrison-Broadley. It was won by the Conservative candidate Stanley Jackson who was unopposed due to a War-time electoral pact.
Elections to Liverpool City Council were due to be held on 2 November 1914.
