Question: What is the name of the politician who preceded Robert Jenrick and needed to resign twice?

Context paragraphs:
Ferenc Keresztes-Fischer: Ferenc Keresztes-Fischer (18 February 1881 – 3 March 1948) was a lawyer and a Hungarian politician.  He was an advisor of the Pécsi Takarékpénztár Rt. / Pécs Savings Bank Corp.  He was the prefect of Baranya County 1921–1931, and the prefect of Somogy County 1925–1931 and was appointed as Interior Minister of Hungary twice; between 1931–1935 and 1938–1944.  He controlled the police terror against both the left and right wing political movements.  In a secret directive he ordered the collection of Press articles. (?)  On 12 September 1938, he allowed the OMIKE to increase its activities.  During the Second World War he was an active supporter of the Regent, Admiral Miklós Horthy.  After the death of Pál Teleki (3 April 1941) Keresztes-Fischer became acting Prime Minister on that day.  One year later, On March 7, 1942, Bárdossy the prime minister was forced to resign suddenly by Regent Horthy and as Minister of the Interior, Ferenc-Keresztes was the interim Prime Minister until 9 March, when Miklós Kállay was appointed to this position.

Nicolás Camára Vales: Nicolas Camara Vales (1875, Mérida, Yucatán, Mexico — 1956, Mexico City, Mexico) was a Mexican pediatrician and politician.  He served twice as Governor of Yucatán, first from 1911-1912 as interim Governor after the resignation of his brother-in-law, José María Pino Suárez.  He served a second term as Constitutional Governor from 1912 to 1913.  He was forced to resign by dictator Victoriano Huerta during the assassination of President Francisco I. Madero and Vice President José María Pino Suárez on 22 February 1913.

Cartel des Gauches: The Lefts Cartel (French: "Cartel des gauches" , ] ) was the name of the governmental alliance between the Radical-Socialist Party and the socialist French Section of the Workers' International (SFIO) after World War I (1914–18), which lasted until the end of the Popular Front (1936–38).  The "Cartel des gauches" twice won general elections, in 1924 and in 1932.  The first Cartel was led by Radical-Socialist Édouard Herriot, but the second was weakened by parliamentary instability.  Following the 6 February 1934 crisis, President of the Council Édouard Daladier had to resign, and a new "Union Nationale" coalition, led by conservative Gaston Doumergue, took power.

Newark (UK Parliament constituency): Newark is a constituency in Nottinghamshire, England.  It is currently represented by Robert Jenrick of the Conservative Party, who won the seat in a by-election on 5 June 2014, following the resignation of Patrick Mercer in April 2014.

Newark by-election, 2014: The Newark by-election was a by-election in the Newark constituency of the British House of Commons, which was held on 5 June 2014, following the resignation of Patrick Mercer.  Conservative Robert Jenrick won the seat with a majority of 7,403.

Eugène Frot: Eugène Frot (2 October 1893 – 10 April 1983) was a French politician who was Minister of Merchant Marine (twice), Minister of Labor and Social Assurance (twice) and Minister of the Interior in various short-lived cabinets between December 1932 and February 1934.  While he was Minister of Interior, right-wing groups organized street demonstrations in Paris on 6 February 1934 in which the police shot dead fourteen people.  In the aftermath the cabinet was forced to resign.  Frot supported Republican institutions, but by the late 1930s was a committed pacifist.  In July 1940 he voted for the constitutional change that established the collaborationist Vichy government.  As a result, he was barred from politics after the war.

Eye Manor: Eye Manor is a Grade I listed Carolean house, noted for its plasterwork ceilings and situated at Eye, Herefordshire, between Ludlow and Leominster.  It was purchased by the Conservative politician Robert Jenrick for £1.1 million in 2009.

Patrick Mercer: Colonel Patrick John Mercer, OBE (born 26 June 1956) is an author and former British politician.  He was Conservative shadow homeland security spokesman before being forced to resign by David Cameron in 2007 for making "unacceptable" racist remarks in an interview with "The Times".  He was elected as a Conservative in the 2001 general election, until resigning the party's parliamentary whip in May 2013 following questions surrounding paid advocacy, and was an Independent MP representing the constituency of Newark in Parliament until his resignation at the end of April 2014 after the Standards Committee suspended him for six months for "sustained and pervasive breach of the house's rules".

Robert Jenrick: Robert Edward Jenrick (born 9 January 1982) is an English Conservative Party politician who has served as the Member of Parliament (MP) for Newark since 2014.  He is Parliamentary Private Secretary to the Home Secretary, Rt.  Hon. Amber Rudd MP and sits on the Board of the Conservative Party.

John Dallum: John H. Dallum is a former politician in the U.S. state of Oregon.  He served in the Oregon House of Representatives for District 59, which covers The Dalles, Madras and John Day.  Dallum, a Republican, was appointed to the legislature in June 2004 to the seat vacated by fellow Republican John Mabrey, who had resigned after being indicted for theft.  He was subsequently elected twice to the House, defeating Democrats Jack Lorts in 2004 and Jim Gilbertson in 2006.  Dallum announced July 16, 2007, that he would resign his seat effective the end of that month.  His stated reason was to take a job as a school superintendent in Valier, Montana, a location nearer his grown children.  Prior to his career as a politician, Dallum was an educator for 35 years in Oregon and Montana.

Supporting paragraphs: Newark by-election, 2014 Patrick Mercer
Answer: Patrick Mercer