Historical biography archive · Updated 2026-11-03

Horst Mahler Biography and Timeline

Follow Horst Mahler through 30 dated historical records for Germany.

Horst Mahler, historical timeline

A chronological timeline drawn from matching World History Database records.

30Distinct records
1 of 1Page
1936–2001Years on this page

1936

Birth of Horst Mahler

Haynau · Politics / Baader-Meinhof Group

Birth of Horst Mahler

1960

SDS

Politics / Baader-Meinhof Group

Joins the new organisations call for "extra-parliamentary opposition", or forceful resistance. Expelled from the SDP in 1960, as are other members of the SDS, that had developed from being the SPD youth wing to a radical left-wing group

1964

Ausserparlamentarische Opposition

Politics / Baader-Meinhof Group

Mahler joins the Ausserparlamentarische Opposition

1968

Trial

Frankfurt · Politics / Baader-Meinhof Group

Defends Baader at the Frankfurt arson trial

1970

Red Army Faction

Berlin · Politics / Baader-Meinhof Group

The RAF is formally founded in 1970 by Andreas Baader, Gudrun Ensslin, Horst Mahler, Ulrike Meinhof, Irmgard Muller and others

Red Army Faction

Politics / Baader-Meinhof Group

Once Baader escaped, the three, along with Ulrike Meinhof, commit a series of bank robberies. Mahler conceives of an audacious plan to rob four Berlin banks simultaneously

Arrest of Horst Mahler

Politics / Baader-Meinhof Group

Acting on a tip, police stake out a Berlin apartment where they have been told that Baader, Ensslin, and Mahler will be meeting. Baader and Ensslin never show, but Mahler, Monika Berberich, Brigitte Asdonk and Irene Goergens are all captured

Red Army Faction

Politics / Baader-Meinhof Group

Upon his return from Jordan, Mahler is arrested with fellow RAF members Ingrid Schubert, Brigitte Asdonk, and Irene Goergens

Red Army Faction

Politics / Baader-Meinhof Group

The surviving groups members meet up, and with Mahler under arrest, there is little doubt that Baader is in control

Exile of Horst Mahler

Politics / Baader-Meinhof Group

Escapes to Jordan and trains in guerrilla tactics with the Popular Front for the Liberation of Palestine

PLO

Politics / Baader-Meinhof Group

Escapes to Jordan and trains in guerrilla tactics with the Popular Front for the Liberation of Palestine

Red Army Faction

Politics / Baader-Meinhof Group

Escapes to Jordan and trains in guerrilla tactics with the Popular Front for the Liberation of Palestine

Red Army Faction

Politics / Baader-Meinhof Group

Tried and convicted for bank robberies and for assisting Baaders prison escape

Trial

Politics / Baader-Meinhof Group

Tried and convicted for bank robberies and for assisting Baaders prison escape

Red Army Faction

Politics / Baader-Meinhof Group

Having earlier befriended Ensslin and Baader, Mahler helps plot to spring Baader from prison after his 1970 arrest. Baader, Ensslin, Mahler, and Meinhof go to Jordan for their brief guerrilla warfare training with the PFLP/Palestine Liberation Organisation (PLO)

Red Army Faction

Politics / Baader-Meinhof Group

Mahler conceives of an audacious plan to rob four Berlin banks simultaneously. The Red Army Faction is founded by Andreas Baader, Gudrun Ensslin, Horst Mahler, Ulrike Meinhof, Irmgard Muller and others.

Red Army Faction

Politics / Baader-Meinhof Group

Tried and convicted for bank robberies and for assisting Baaders prison escape. Escapes to Jordan and trains in guerrilla tactics with the Popular Front for the Liberation of Palestine. Once Baader escaped, the three, along with Ulrike Meinhof, commit a series of bank robberies.

Red Army

Politics / Baader-Meinhof Group

The Red Army Faction is founded by Andreas Baader, Gudrun Ensslin, Horst Mahler, Ulrike Meinhof, Irmgard Muller and others

1971

Trial

Politics / Baader-Meinhof Group

Horst Mahler, Irene Goergens, and Ingrid Schubert go on trial, for their involvement in the release of Baader, in the court of Moabit prison, Mahler is acquitted (though he still has two other charges pending), and Goergens and Schubert are convicted

Manifesto

Politics / Baader-Meinhof Group

Writes the Red Army Faction manifesto, "The Urban Guerrilla Concept"

Red Army Faction

Politics / Baader-Meinhof Group

Writes the Red Army Faction manifesto, "The Urban Guerrilla Concept". Begin what they called "anti-imperialistic fight", with bank robberies to raise money and bomb attacks against U.S. military facilities, German police stations, and buildings of the Axel Springer press empire

Red Army

Politics / Baader-Meinhof Group

Writes the Red Army Faction manifesto, "The Urban Guerrilla Concept"

1974

Manifesto

Politics / Baader-Meinhof Group

Mahler penned a manifesto in prison, the rest of the Baader-Meinhof Group, however, resoundingly rejected it - effectively expelling him from the group

Trial

Politics / Baader-Meinhof Group

Mahler had been sentenced to 14 years imprisonment and had his license to practice law revoked

1975

Arrest of Horst Mahler

Politics / Baader-Meinhof Group

The Movement 2 June takes Peter Lorenz hostage and demands, among others, that Mahler be freed from prison, Mahler is offered liberty, but refuses it

Movement 2 June

Politics / Baader-Meinhof Group

The Movement 2 June takes Peter Lorenz hostage and demands, among others, that Mahler be freed from prison, Mahler is offered liberty, but refuses it

1980

Arrest of Horst Mahler

Politics / Baader-Meinhof Group

Mahler is freed from prison after serving 10 years of his 14-year sentence, largely due to the efforts of his lawyer, Gerhard Schr”der, who would later become Chancellor

2000

NPD

Politics / National Democratic Party of Germany

Mahler joins the National Democratic Party of Germany (Nationaldemokratische Partei Deutschlands, or NPD), an extreme nationalist party

2001

Ban

Politics / National Democratic Party of Germany

The German Government begins a process to attempt to ban the NPD in 2001, Mahler is an attorney for the party at the time

NPD

Politics / National Democratic Party of Germany

The German Government begins a process to attempt to ban the NPD in 2001, Mahler is an attorney for the party at the time

Records, sources and methodology

These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.