a video to raise awareness of domestic abuse entitled Cut shot for Women's Aid. The video created controversy, with some sources calling it too graphic, while other groups support the video for showing a realistic depiction of domestic violence. In November 2010, Knightley became patron of the SMA Trust, a British charity that funds medical research into the disease spinal muscular atrophy. In July 2014 Knightley travelled to South Sudan on behalf of Oxfam to meet refugees of the South Sudanese Civil War and raise awareness of the conflict. In May 2016, Knightley signed a letter imploring Britain to vote "remain" in the UK EU referendum. The letter was also signed by John le Carré, Benedict Cumberbatch and Danny Boyle among others. Later, she appeared in a video aimed at encouraging younger people to vote in the referendum. On 12 September 2016, Knightley, along with Cate Blanchett, Chiwetel Ejiofor, Peter Capaldi, Douglas Booth, Neil Gaiman, Jesse Eisenberg, Juliet Stevenson, Kit Harington and Stanley Tucci, appeared in a video from the United Nations' refugee agency UNHCR to help raise awareness of the global refugee crisis. The video, titled "What They Took With Them", has the actors reading a poem, written by Jenifer Toksvig and inspired by primary accounts of refugees, and is part of UNHCR's #WithRefugees campaign, of which also includes a petition to governments to expand asylum to provide further shelter, integrating job opportunities, and education. In September 2016, Knightley co-hosted A Night to Remember, part of the Green Carpet Challenge, a charity event highlighting sustainability within the fashion industry. In September 2017, Knightley traded stocks on behalf of the spinal muscular atrophy charity SMA Trust as part of the BGC Charity Day, which was set up to commemorate the stockbrokers who were killed during the September 11 attacks. In April 2020, Knightley participated in a World Health Day livestream to raise money for charity during the COVID-19 pandemic. In June 2020, she and other celebrities designed a range of pin badges for the #PinYourThanks campaign, dedicated to thanking essential workers. All profits went to NHS Charities Together and Volunteering Matters. In October 2020, she backed Made By Dyslexia, a global campaign to help teachers address “dyslexic strengths”. It has trained a quarter of a million teachers and started an online program. Knightley participated in a skit entitled 2020 The Movie, commemorating Red Nose Day 2021. Fashion endorsements Knightley was