The evidence strongly and consistently supports the statement. Multiple high-authority financial news sources, including The Wall Street Journal, CNBC, and an ABC News wire story, directly report a cause-and-effect relationship, stating that a sharp decline in gold and silver futures prices occurred after the CME Group raised its margin requirements. This core claim is corroborated by expert analysis from a commodity strategist, who identifies this sequence of events as a known market pattern or 'playbook,' citing both a recent occurrence and a significant historical precedent from 2011. Furthermore, anecdotal evidence from social media and forums, while low in authority, aligns perfectly with the high-authority sources by describing the same sequence and providing a plausible mechanism: margin hikes force leveraged traders to liquidate positions, creating selling pressure that drives prices down. There is no contradictory evidence among the provided sources; the only irrelevant source was a CME page about a different financial product. The consistency across multiple, credible sources makes the statement highly likely to be true.