Question: What British nationalist politician is the leader of the movement formed in 2011 by former members of the British National Party which was founded by Jim Dowson?

Context paragraphs:
American Friends of the British National Party: American Friends of the British National Party (sometimes abbreviated as AFBNP) was a political activist group founded by British far-right expatriate Mark Cotterill in January 1999 that facilitated financial assistance for the British National Party (BNP) from American supporters.  It also fostered links between far-right groups and individuals in the United States and the United Kingdom.  According to BNP Chairman Nick Griffin, the group made a "significant contribution to the BNP's [2001] general election campaign".

British People's Party (2005): The British People's Party (not to be confused with the now defunct British People's Party (2015) which has no connection to previous groups) also known as "BPP - Putting Britons First" was the third incarnation of a name used by other neo-Nazi political parties in the United Kingdom.  It was launched on 18 September 2005 by Kevin Watmough, Eddy Morrison, John G. Wood, and Sid Williamson as a splinter group from the Nationalist Alliance, following what they saw as the unacceptably slow progress of that movement.  Its members are former members of Combat 18, British National Party (BNP), National Front (NF) and the White Nationalist Party.  Its founding member Eddy Morrison left the BPP and joined the NF in 2009.  The party dissolved in 2013.

Xabier Arzalluz: Xabier Arzalluz Antia (born 24 August 1932) is a Basque nationalist politician, who was the leader of the Basque Nationalist Party from 1979 until 2004.  He is a nationalist and a Christian Democrat.  He was also the most powerful politician in Basque Country, and made all strategic decisions in the Basque Nationalist Party from 1986 onwards.

Britain First: Britain First is a far-right and British ultranationalist political party and movement formed in 2011 by former members of the British National Party (BNP).  The party was founded by Jim Dowson, an anti-abortion campaigner linked to Ulster loyalist groups in Northern Ireland.  Its leader is former BNP councillor Paul Golding, but acting leader of the party Jayda Fransen is currently standing in for Golding who has taken six months leave from the party since November 2016.

Paul Golding: Paul Anthony Golding (born 25 January 1982) is a British nationalist politician and convicted criminal.  He is the leader of Britain First, an organisation described by some journalists as a "fascist paramilitary group", from its founding.  In November 2016, he took six months leave from the party, it was said, to address "important personal family issues".  Jayda Fransen, the deputy leader, acted as leader during his absence.  In fact, he was sentenced to eight weeks in prison for breach of a court injunction.

Arab National Party (historical): The Arab National Party (Arabic: الحزب القومي العربي‎ ‎ "Al-Hizb Al-Qawmi Al-'Arabi"; French: "Parti National Arabe") was an Arab nationalist party in Syria in 1939, founded by Zaki al-Arsuzi.  Al-Arsuzi had been associated with Arab nationalist politics during the interwar period.  He had been associated with the League of Nationalist Action, a political party strongly influenced by fascism and Nazism with its paramilitary "Ironshirts", that existed in Syria from 1932 to 1940.  Al-Arsuzi left the National Action League in 1939 after its popular leader died and the party had fallen into disarray, he founded the Arab National Party in 1939 and dissolved later that year.

British Democratic Party (2013): The British Democratic Party, commonly known as the British Democrats, is a British far-right political party.  It was launched in 2013 in a village hall in Leicestershire by a ten-member steering committee which included former members of several political parties including the British National Party (BNP), Democratic Nationalists, Freedom Party and UK Independence Party (UKIP).

Paul Weston (politician): Paul Martin Laurence Weston (born 1965) is a British far-right politician, the chairman of Liberty GB and a member of the Pegida UK leadership team.  An activist and blogger, Weston joined the UK Independence Party (UKIP) in 2010 and stood as a Parliamentary candidate for Cities of London and Westminster.  In 2011, Weston left UKIP and joined the now-defunct British Freedom Party with members of the English Defence League (EDL) and former members of the British National Party (BNP).

Question Time British National Party controversy: The "Question Time" British National Party controversy occurred in the autumn of 2009, due to an invitation by the British Broadcasting Corporation (BBC) to Nick Griffin, leader of the far-right British National Party (BNP), to be a panelist on "Question Time", one of its flagship television programmes on current affairs.

New Nationalist Party (UK): The New Nationalist Party was a small, far-right political party founded by former members of the British National Party (BNP) in 2006.  It was based in the West Midlands and its most prominent member was the former BNP member Sharon Ebanks.  Earlier in 2006, Ebanks was briefly a councillor in the Kingstanding ward in Birmingham before being forced to resign when it was shown that she had been awarded it due to counting irregularities despite losing the election.

Supporting paragraphs: Paul Golding Britain First
Answer: Paul Anthony Golding