2019 Christchurch Mosque Shootings

On March 15, 2019, Brenton Tarrant attacked Al Noor Mosque and Linwood Islamic Centre in Christchurch, New Zealand during Friday prayers, killing 51 people and wounding 40. He live-streamed the Al Noor attack on Facebook via a helmet-mounted camera and distributed a 74-page manifesto titled "The Great Replacement" through 8chan and other platforms before the attack began. He was apprehended within 21 minutes of the first shots. Tarrant pleaded guilty to all charges and received life imprisonment without possibility of parole on August 27, 2020, the first such sentence in New Zealand's history.

The Christchurch attack is the single most cited event across the post-2019 neo-Nazi accelerationist attack record. Terrorgram Collective was co-founded in the summer of 2019 explicitly in response to Christchurch, with Pavol Beňadik and Matthew Althorpe framing Tarrant's attack as the operational template for subsequent saint attacks. The inspiration chain from Christchurch runs through Payton Gendron (Buffalo, May 2022), Juraj Krajčík (Bratislava, October 2022), Arda Küçükyetim (Eskisehir, August 2024), Nikita Casap (Waukesha, February 2025), and Cain Clark's manifesto "The New Crusade: Sons of Tarrant" (San Diego, May 2026).¹

The Attack

Tarrant drove to Al Noor Mosque on Deans Avenue in central Christchurch, New Zealand at approximately 1:40 PM on March 15, 2019, a Friday, during the peak of midday prayers. He opened fire at the entrance and continued through the mosque, killing 50 people. He then drove to Linwood Islamic Centre approximately six kilometers away and killed one additional person. Armed police apprehended him in his vehicle.

The Facebook stream was removed after approximately 17 minutes but was captured and redistributed widely through Telegram and other platforms. New Zealand immediately moved to criminalize possession of both the footage and the manifesto, making it one of the few countries with specific laws targeting the Christchurch materials.

The 51 victims were worshippers from dozens of countries who had emigrated to New Zealand. The youngest victim was three years old.²

The Manifesto and Christchurch as Strategic Template

"The Great Replacement" manifesto explicitly positioned the attack as a strategic act intended to inspire future violence rather than as an end in itself. Tarrant wrote that he hoped the attack would provoke government overreaction, demoralize moderates, and demonstrate that a single individual could shift political conditions. He cited Dylann Roof's 2015 Charleston church shooting as proof of this possibility.

The manifesto's format - a question-and-answer self-interview covering ideology, strategy, tactics, and inspiration - became a template that subsequent attackers including Payton Gendron directly copied. Its explicit call for imitation, combined with its operational detail and its live-stream format, made it the most influential single piece of accelerationist content produced in the 2010s-2020s period.³

Terrorgram's Founding Response

Pavol Beňadik and Matthew Althorpe co-founded Terrorgram in the summer of 2019, specifically motivated by Christchurch and designed to extend its influence. Beňadik began building his Slovak radicalization network immediately after March 15, identifying Tarrant as the foundational saint whose example his channels would promote. His mentorship of Juraj Krajčík began in August 2019 - five months after Christchurch. Terrorgram's three major publications all engaged with Christchurch as a foundational event and with Tarrant as the model "saint" whose methodology should be extended.

Canada designated Terrorgram as a terrorist entity on December 10, 2025, in part because its operational purpose was treating Christchurch as a template for ongoing replication.⁴