In March 2017, The federal government of the United Kingdom pulled its marketing strategies from YouTube, after experiences that its adverts had appeared on video clips made up of extremist content material. The government demanded assurances that its marketing would "be shipped safely and securely and appropriately". The Guardian https://infopagex.com/story5608209/a-review-of-%D8%AF%D9%8A%D9%83%D9%88%D8%B1%D8%A7%D8%AA-%D8%AE%D8%B4%D8%A8%D9%8A%D8%A9