Morgan Jones was a Welsh

Wales

Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...

 Labour Party

Labour Party (UK)

The Labour Party is a centre-left democratic socialist party in the United Kingdom. It surpassed the Liberal Party in general elections during the early 1920s, forming minority governments under Ramsay MacDonald in 1924 and 1929-1931. The party was in a wartime coalition from 1940 to 1945, after...

 politician.

He was educated at Reading University, and became a teacher by profession. He first entered politics as a Glamorgan

Glamorgan

Glamorgan or Glamorganshire is one of the thirteen historic counties and a former administrative county of Wales. It was originally an early medieval kingdom of varying boundaries known as Glywysing until taken over by the Normans as a lordship. Glamorgan is latterly represented by the three...

 County Councillor. In the First World War he was imprisoned as a conscientious objector

Conscientious objector

A conscientious objector is an "individual who has claimed the right to refuse to perform military service" on the grounds of freedom of thought, conscience, and/or religion....

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Morgan Jones was elected Member of Parliament

Member of Parliament

A Member of Parliament is a representative of the voters to a :parliament. In many countries with bicameral parliaments, the term applies specifically to members of the lower house, as upper houses often have a different title, such as senate, and thus also have different titles for its members,...

 (MP) for Caerphilly

Caerphilly (UK Parliament constituency)

Caerphilly is a county constituency centred on the town of Caerphilly in South Wales. It returns 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 constituency has always elected Labour MPs.- Boundaries...

 at a by-election

By-election

A by-election is an election held to fill a political office that has become vacant between regularly scheduled elections....

 in 1921, following the death of Labour MP Alfred Onions

Alfred Onions

Alfred Onions was a Welsh Labour Party politician.He was elected as Member of Parliament for Caerphilly at the 1918 general election, but died in office in 1921. His successor was Morgan Jones.-References:...

. Jones held the seat until his own death in 1939, when his successor was fellow conscientious objector Ness Edwards

Ness Edwards

Onesimus Edwards was a Welsh Labour Party politician.A trade unionist, Ness Edwards was imprisoned in 1917 as a conscientious objector to the conscription of the First World War. He was elected Member of Parliament for Caerphilly at a by-election in 1939 following the death of Labour MP and...

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He served as Parliamentary Secretary to the Board of Education

Parliamentary Secretary to the Board of Education

The Parliamentary Secretary to the Board of Education was a junior ministerial office in the United Kingdom Government. In 1899 the Board of Education Act abolished the Committee of the Privy Council which had been responsible for education matters and instituted a new Board from 1 April 1900. The...

in both the first two Labour Governments, 1924 and 1929-1931.

Morgan Jones Park in Caerphilly is named after him.